Math

Problem 65101

Exercice 4 Soit la suite (Un)\left(U_{n}\right) définiepar {U0=23Un+1=12Un+n22+12\left\{\begin{array}{c}U_{0}=\frac{2}{3} \\ U_{n+1}=\frac{1}{2} U_{n}+\frac{n}{2 \sqrt{2}}+\frac{1}{\sqrt{2}}\end{array}\right.
1. Calculer U1,U2U_{1}, U_{2} et U3U_{3}
2. On pose: n0Vn=Un2n\forall n \geq 0 \quad V_{n}=U_{n} \sqrt{2}-n. a. Calculer V0,V1V_{0}, V_{1} et V2V_{2} b. Montrer que (Vn)\left(V_{n}\right) est une suite géométrique c. Exprimer Vn\boldsymbol{V}_{\boldsymbol{n}} puis Un\boldsymbol{U}_{\boldsymbol{n}} en fonction de n\boldsymbol{n} d. Calculer en fonction de n:Sn=k=0k=nvkn: S_{n}=\sum_{k=0}^{k=n} v_{k}

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Problem 65102

A. B. C. x3x \leq-3 and x5x \geq 5 D. x<3x<-3 and x>5x>5 F. (,3][5,)(-\infty,-3] \cup[5, \infty) E. R\mathbb{R} G. (,3)(5,)(-\infty,-3) \cup(5, \infty) H. All real numbers I. No solutions
The questions in this level are taken directly from the Units 3 and 4 Review in "Activity: Review by Unit." Only proceed if you have completed that section of the activity.
Solve the compound inequality 4x+1114 x+1 \leq-11 and 3x+1<14-3 x+1<-14. Which of the options shown accurately represent(s) the solutions?

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Problem 65103

Ready Solve Problems with Ratios and Unit Rates - Instruction - Level F
Avery and Carmen both have summer jobs. Avery gets paid $360\$ 360 every 4 weeks. Carmen gets paid $480\$ 480 every 6 weeks. Summer break lasts a total of 12 weeks. Who will earn more money during summer break?
Find the amount Avery and Carmen each earn in 1 week. Avery earns \? ? \square$ per week.
Carmen earns \? ? \square$ per week.

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Problem 65104

Unanswered
Question 11 Not yet graded / 1 pts
Evaluate the following improper integral if it is convergent. If it is not convergent, write divergent 0e2xdx\int_{0}^{\infty} e^{-2 x} d x
Your Answer:

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Problem 65105

15. [Maximum mark: 6] [without GDC]
The function ff is given by f(x)=x4+2x5+log(10x)f(x)=\sqrt{x-4}+\frac{2}{x-5}+\log (10-x). Find the largest possible domain of the function.

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Problem 65106

How many solutions does the equation have? y8=6|y|-8=6 no solution one solution two solutions Submit

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Problem 65107

Find xx. 232 \sqrt{3} 838 \sqrt{3} 8

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Problem 65108

Mrito vour answers without exponents. 823=8^{-\frac{2}{3}}=\square (4525)23=4(45-25)_{2}^{3}=4

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Problem 65109

3x2=54x3 x^{2}=5-4 x

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Problem 65110

Jeffrey has a plot of land where he would like to build three fenced areas for his horses. He wants two areas to be congruent in size and a third area to have side lengths 2 times the length of the sides of the other two An image is shown with rectangles WNYFW N Y F and RBYFR B Y F representing the congruent fenced areas and rectangle LBNKL B N K representing the larger similar area.
Given that WNYFRBYF,RBYFLBNK,WN=FY,FW=YN,FR=7x+7.8,WN=13y25.4,LB=17y+1.4W N Y F \cong R B Y F, R B Y F \sim L B N K, W N=F Y, F W=Y N, F R=7 x+7.8, W N=13 y-25.4, L B=17 y+1.4, and KL=21x16.6K L=21 x-16.6, what is the perimeter of the entire plot of land, rectangle WKLRW K L R ? \square feet

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Problem 65111

ber line represents the solution to the absolute value inequality 2x+616|2 x|+6 \geq 16 ? 10987654321012345678910\begin{array}{lllll:llllllllllllllll} \\ -10 & -9 & -8 & -7 & -6 & -5 & -4 & -3 & -2 & -1 & 0 & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10\end{array} -10

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Problem 65112

Sketch the graph of y=log5x.\text{Sketch the graph of } y = \log_5 x.

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Problem 65113

Factor. 2y27y152 y^{2}-7 y-15

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Problem 65114

The diameter of a cylindrical water tank is 9 ft , and its height is 11 ft . What is the volume of the tank? Use the value 3.14 for π\pi, and round your answer to the nearest whole number. Be sure to include the correct unit in your answer. \square ft

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Problem 65115

A car has a velocity of 36 m/s36 \mathrm{~m} / \mathrm{s}, and can accelerete at 22 m/s222 \mathrm{~m} / \mathrm{s}^{2}. How much time will it take for him to reach 81 m/s81 \mathrm{~m} / \mathrm{s} ? 3.48 seconds 2.05 seconds 0.17 seconds 1.64 seconds

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Problem 65116

Derivatives of Inverse Trig Functions Score: 0/1 Penalty: none
Question Watch Video
If f(x)=sin1(x)f(x)=\sin ^{-1}(x), then what is the value of f(45)f^{\prime}\left(\frac{4}{5}\right) in simplest form?
Answer Attempt 1 out of 5 \square Submit Answer

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Problem 65117

A company makes wax candles in the shape of a cylinder. Each candle has a radius of 3 Inches and a helght of 4 Inches. If the company used 3278.16 in 3{ }^{3} of wax, how many candles did it make?
Use 3.14 for π\pi, and do not round your answer. candles

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Problem 65118

Question A roclangular photograph that is 5 inches wide and 7 inches long is enlarged to produce a photograph is 12 inchos wide. If the enlarged photograph is in proportion to the original, what is the length, in inche the enlarged pholograph? 3512\frac{35}{12} 845\frac{84}{5} 8 12 Type here to search

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Problem 65119

The cone and cyllinder shown below have congruent bases and equal helghts.
Complete the following. (a) Volume of the cone: mm3\mathrm{mm}^{3} (b) Volume of the cylinder: mm3\square \mathrm{mm}^{3} (c) Volume of the cylinder =×=\square \times volume of the cone This equation is true only for the cylinder and cone shown above. This equation is true for all cylinders and cones. This equation is true for all cylinders and cones with congruent bases and equal helghts.

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Problem 65120

A company uses paper cups shaped like cones for its water cooler. Each cup has a helght of 6 cm , and the base has a dlameter of 7 cm . How much water is needed to fill 200 cups?
Use 3.14 for π\pi, and do not round your answer. cm3\mathrm{cm}^{3}

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Problem 65121

2. Calcule o aumento da pressão necessário, para que um volume inicial de 5000 litros de água se rẹduza a 4900 litros (ε=20.108 N/m2\left(\varepsilon=20.10^{8} \mathrm{~N} / \mathrm{m}^{2}\right.. (4 valores).

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Problem 65122

01610.0016 \quad 10.0 points An outfielder throws a 1.73 kg baseball at a speed of 108 m/s108 \mathrm{~m} / \mathrm{s} and an initial angle of 14.314.3^{\circ}.
What is the kinetic energy of the ball at the highest point of its motion?
Answer in units of J .

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Problem 65123

Solve each triangle. Round your answers to the nearest tenth. Use Law of Cosines. 7) Find AC

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Problem 65124

Question 2x2+5x3=2 x^{2}+5 x-3= (2x3)(x+1)(2 x-3)(x+1) (2x+3)(x1)(2 x+3)(x-1) (2x1)(x+3)(2 x-1)(x+3) (2x+1)(x3)(2 x+1)(x-3) Type here to search

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Problem 65125

Quiz Active θ\theta a 0 i 5 6 7 8 9 10
Lisa created the table below to show how different students get to school. \begin{tabular}{|c|c|c|c|} \hline \multicolumn{4}{|c|}{ How Students Get to School } \\ \hline & Bus & Bike & Total \\ \hline 7th 7^{\text {th }} Grade & 79 & & 128 \\ \hline 8th 8^{\text {th }} Grade & 83 & & 112 \\ \hline Total & 162 & & \\ \hline \hline \end{tabular}
According to the table, how many students in the seventh grade bike to school? 29 49 78 83

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Problem 65126

DPS Name: The solutions to the equation 3x24x+2=2x33 x^{2}-4 x+2=2 x-3 are 123±23i1 \frac{2}{3} \pm \frac{\sqrt{2}}{3} i 21±63i21 \pm \frac{\sqrt{6}}{3} i 31±12331 \pm \frac{\sqrt{12}}{3} 41±26i41 \pm 2 \sqrt{6} i
From the reference sheet: x=b±b24ac2ax=\frac{-b \pm \sqrt{b^{2}-4 a c}}{2 a}

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Problem 65127

10. Which function is an even function? y=2x4+3x2+4xy=4x+2\begin{array}{l} y=2 x^{4}+3 x^{2}+4 x \\ y=4 x+2 \end{array} 3) y=3x4+5x2+y=3 x^{4}+5 x^{2}+ 4) y=6x8+4xy=6 x^{8}+4 x

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Problem 65128

5. Which equation is linear?
4. xy=60x y=60 b. 3x2y=53 x-2 y=5 2yx23x+12 y-x^{2}-3 x+1
16. State whether each graph has line symmetry any lines of symmetry of points of symmetry. a. point symmetry; (0,0)(0,0) coint symmetry; (2(-2, b. (ine symertry; x=2x=-2 a. line symmetry; y=1y=1

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Problem 65129

slove for aictace ond ongle os elvatian

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Problem 65130

y2dx+(2xyy2ey)dy=0y^{2} d x+\left(2 x y-y^{2} e^{y}\right) d y=0 exacl

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Problem 65131

Liana is putting tile behind the stove in her kitchen. The base pattern of the tile, polygon RWMKTR W M K T, is made up of two congruent rhombi, RHLY and KTYLK T Y L, and a similar rhombus, HWMK, that has side lengths that are 32\frac{3}{2} times the side lengths of the smaller rhombi. A partial image of the tile pattern is shown
Given that RHLYKTYL,RHLYHWMK,RH=YL,YL=TK,WH=MK,HL=(y+0.5)R H L Y \cong K T Y L, R H L Y \sim H W M K, R H=Y L, Y L=T K, W H=M K, H L=(y+0.5) inches (in.), LY=(3x0.2)L Y=(3 x-0.2) in., WM=(3y1.5)W M=(3 y-1.5) in., MK=(5x0.7)M K=(5 x-0.7) in., and RY=(5x)R Y=(5 x) in., what is the perimeter of one base pattern, RWMKTR W M K T ? \square inches

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Problem 65132

Graph of y=f(x)y=f(x) Consider the function f(x)=(2x+16)(x7)2f(x)=-(2 x+16)(x-7)^{2} with restricted domain (9,9)(-9,9) which is graphed above and let g(x)g(x) be defined as g(x)=f(x)g(x)=|f(x)|. a) Find the xx-coordinates of the local extrema of f(x)f(x) in the open interval ( 9,9)-9,9). Enter "none" (without the quotation marks) if there is none.
Local maximum at x=7x=7 Local minimum at x=3x=-3 b) Find the xx-coordinate(s) of any local extrema of g(x)g(x) in the open interval (9,9)(-9,9). If more than one, separate with semicolon(s) and if none then enter "none" (without the quotation marks). Local maximum at x=3x=-3 Local minimum at x=8;7x=-8 ; 7 c) Find the open interval(s) on which the graph of y=g(x)y=g(x) is concave down. Enter your answer in interval notation such as ( a,b\mathrm{a}, \mathrm{b} ). If more than one interval, instead of using the union symbol, separate the intervals with a comma (i.e (a,b), (c,d)). Submit Assignment Quit \& Save Back Question Menu

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Problem 65133

A car accelerates from rest at 4.4 m/s24.4 \mathrm{~m} / \mathrm{s}^{2}. How much time does it need to attain a speed of 5 m/s5 \mathrm{~m} / \mathrm{s} ?
Answer in units of s. Answer in units of s.

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Problem 65134

Graph of y=f(x)y=f(x) Consider the function f(x)=(2x+10)(x4)2f(x)=-(2 x+10)(x-4)^{2} with restricted domain (6,6)(-6,6) which is graphed above and let g(x)g(x) be defined as g(x)=f(x)g(x)=|f(x)|. a) Find the xx-coordinates of the local extrema of f(x)f(x) in the open interval (6,6)(-6,6). Enter "none" (without the quotation marks) if there is none.
Local maximum at x=x= Number \square Local minimum at x=x= Number \square
Section Attempt 1 of 2

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Problem 65135

If this triangle is reflected over the line y=ky=k, what are the coordinates for yy ? (2,6)(-2,-6) (6.2)(-6.2) 125 (6.2)

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Problem 65136

If you rotate this triangle 180 degrees counterclockwise, what are the coordinates for point KK (6,6)(6,-6) (6,6)(-6,6) (6,6)(-6,-6) (6,6)(6,6)

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Problem 65137

Choose the correct answer : (5 points) 1) A particular solution for the differential equation y(4)+y(3)=2+4exy^{(4)}+y^{(3)}=2+4 e^{x} is (a) A+Bex\mathrm{A}+\mathrm{B} \mathrm{e}^{\mathrm{x}} (b) A+Bx+Cx2+Dex\mathrm{A}+\mathrm{Bx}+\mathrm{Cx}^{2}+\mathrm{D} \mathrm{e}^{\mathrm{x}} (c) Ax2+Bx2ex\mathrm{Ax}^{2}+\mathrm{Bx}^{2} \mathrm{e}^{\mathrm{x}} (d) Ax2+Bex\mathrm{Ax}^{2}+\mathrm{Be}^{\mathrm{x}} e)NOTA 2) The solution for the I.V.P sin(t)y+1t3y+ety=t3y(1)=0y(1)=1y(1)=1\sin (t) y^{\prime \prime \prime}+\frac{1}{t-3} y^{\prime \prime}+e^{t} y=t^{3} \quad y(1)=0 \quad y^{\prime}(1)=1 \quad y^{\prime \prime}(1)=-1 is guaranteed on a) (0,3)(0,3) b) (0,π)(0, \pi) c) (,3)(-\infty, 3) d) (,)(-\infty, \infty) 3) If a series solution is to be found for y4xy+4y=0,y(0)=2,y(0)=3y^{\prime \prime}-4 x y^{\prime}+4 y=0, y(0)=2, y^{\prime}(0)=3 then a2=\mathrm{a}_{2}= (a) -4 (b) 8 (c) -8 (d) 1 e)NOTA 4)Suppose the solution to the differential equation y+3y=0y^{\prime \prime}+3 y=0 is written as a power series y=n=0anxny=\sum_{n=0}^{\infty} a_{n} x^{n} What is the lower bound of the radius of convergence of this power series? a) 0 b)1 c)2 d) 3 e) \infty 5) The general solution for y+9y=0y^{\prime \prime \prime}+9 y^{\prime}=0 is : a) c1+c2cost+c3sintc_{1}+c_{2} \cos t+c_{3} \sin t b) c1+c2t+c3e9tc_{1}+c_{2} t+c_{3} e^{9 t} c) c1+c2e3t+c3e3tc_{1}+c_{2} e^{3 t}+c_{3} e^{-3 t} d) c1+c2e3t+c3te3tc_{1}+c_{2} e^{3 t}+c_{3} t e^{3 t} e)NOTA

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Problem 65138

III. Given: BEED\overline{B E} \perp \overline{E D} and EBBA\overline{E B} \perp \overline{B A}, and CC is the midpoint of BE\overline{B E} Prove: ABCDEC\triangle A B C \cong \triangle D E C \begin{tabular}{|l|l|l|} \hline & & \\ \hline Corresponding, Congruent Parts: & Corresponding, Congruent Parts: & Corresponding, Congruent Parts: \\ \hline Explanation: & & \\ \hline \end{tabular}

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Problem 65139

false: (5 points) form of ypy_{p} for y3y+2y=xexy^{\prime \prime \prime}-3 y^{\prime}+2 y=x e^{x} is (Ax3+Bx2)ex\left(\mathrm{Ax}^{3}+B x^{2}\right) e^{x} the roots of the indicial equation are 0.3,1.7-0.3,1.7 then the D.E. has two nearly independent solutions W(f,g,h)=sintW(f, g, h)=\sin t then the functions f,g,hf, g, h are linearly dependent er bound for the radius of convergence for the series 1 of (1x3)y+4xy+y=0,x0=3\left(1-\mathrm{x}^{3}\right) y^{\prime \prime}+4 x y^{\prime}+y=0 \quad, \mathrm{x}_{0}=3 \quad is 2 =1=1 is a R.S.P for (x1)2y+3y+(x1)y=0(x-1)^{2} y^{\prime \prime}+3 y^{\prime}+(x-1) y=0

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Problem 65140

ue or false: (5 points) - The form of ypy_{p} for y3y+2y=xexy^{\prime \prime \prime}-3 y^{\prime}+2 y=x e^{x} is (Ax3+Bx2)ex\left(\mathrm{Ax}^{3}+B x^{2}\right) e^{x} - If the roots of the indicial equation are 0.3,1.7-0.3,1.7 then the D.E. has two linearly independent solutions - If W(f,g,h)=sintW(f, g, h)=\sin t then the functions f,g,hf, g, h are linearly dependent lower bound for the radius of convergence for the series lution of (1x3)y+4xy+y=0,x0=3\left(1-\mathrm{x}^{3}\right) y^{\prime \prime}+4 x y^{\prime}+y=0 \quad, \mathrm{x}_{0}=3 \quad is 2 - x=1\mathrm{x}=1 is a R.S.P for (x1)2y+3y+(x1)y=0(x-1)^{2} y^{\prime \prime}+3 y^{\prime}+(x-1) y=0

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Problem 65141

(d) 1eddx[xlnx1+x2]dx\int_{1}^{e} \frac{d}{d x}\left[\frac{x \ln x}{1+x^{2}}\right] d x

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Problem 65142

Q1) True or false: (5 points)
1- The form of ypy_{p} for y3y+2y=xexy^{\prime \prime \prime}-3 y^{\prime}+2 y=x e^{x} is (Ax3+Bx2)ex\left(\mathrm{Ax}^{3}+B x^{2}\right) e^{x} 2- If the roots of the indicial equation are 0.3,1.7-0.3,1.7 then the D.E. has two linearly independent solutions
3- If W(f,g,h)=sint\mathrm{W}(\mathrm{f}, \mathrm{g}, \mathrm{h})=\sin \mathrm{t} then the functions f,g,h\mathrm{f}, \mathrm{g}, \mathrm{h} are linearly dependent 4- The lower bound for the radius of convergence for the series solution of (1x3)y+4xy+y=0,x0=3\left(1-\mathrm{x}^{3}\right) y^{\prime \prime}+4 x y^{\prime}+y=0 \quad, \mathrm{x}_{0}=3 \quad is 2
5- x=1\quad \mathrm{x}=1 is a R.S.P for (x1)2y+3y+(x1)y=0(x-1)^{2} y^{\prime \prime}+3 y^{\prime}+(x-1) y=0

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Problem 65143

II. Given the triangles below, determine what additional piece of information is needed to prove ABCCED\triangle A B C \cong \triangle C E D by AAS? state and mark on diagram

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Problem 65144

8. Write the equation of the line in point slope form that contains P(3,6)P(3,-6) and is parallel to y=4x+y=-4 x+ A) y3=14(x+6)y-3=\frac{1}{4}(x+6) E) y+6=4(x3)y+6=-4(x-3) D) y6=4(x3)y-6=-4(x-3)
9. Write the equation of the line that contains P(1,6)\mathrm{P}(-1,6) and is perpendicular to y=12x+2y=\frac{1}{2} x+2 ? A) y=12x+132y=\frac{1}{2} x+\frac{13}{2} B) y=2x+8y=2 x+8 D) y=12x+112y=-\frac{1}{2} x+\frac{11}{2} E) none of these

Unit 2-Foundations of Geometry
10. Vertical angles are never A) congruent B) right angles C) adjacent D) supplementary E) complementary
11. Are O,NO, N, and PP collinear? If so, name the line on which they lie. A) Yes, they lie on the line NPN P B) No, the three points are not collinear C) Yes, the lie on the line MOM O D) Yes, they lie on the line MP \square

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Problem 65145

Question 4 The Remaining 85 mins
A group of friends wants to go to the amusement park. They have no more than $125\$ 125 to spend on parking and admission. Parking is $16.75\$ 16.75, and tickets cost $20.25\$ 20.25 per person, including tax. Which inequality can be used to determine xx, the maximum number of people who can go to the amusement park?
Answer 16.75+20.25x12516.75+20.25 x \geq 125 20.25(x+16.75)12520.25(x+16.75) \geq 125 Subnil Alshar 20.25(x+16.75)12520.25(x+16.75) \leq 125 16.75+20.25x12516.75+20.25 x \leq 125

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Problem 65146

Pretest: Unit 5
Question 17 of 26 What is the degree of the polynomial given below? F(x)=2x3x2+5x3F(x)=2 x^{3}-x^{2}+5 x-3 A. 4 B. 5 C. 3 D. 2

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Problem 65147

Let A,BA, B be two independent events of a sample space, where P(A)=0.4P(A)=0.4, P(Bˉ)=0.6P(\bar{B})=0.6. Then P(AˉB)=P(\bar{A} \cup B)= 0.8 0.2 0.76 0.18 None of these

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Problem 65148

Determine the coordinate of the point P(x,y)P(x, y) after a rotation of 40 degrees about (0,0)(0,0), from the point (5,0)(5,0). Round to 1 decimal place.

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Problem 65149

Problem A Continue the two sequences of numbers below and find an equation to calculate the nn-th value: \begin{tabular}{c|c|c|c|c|c|c|c|c} n\mathbf{n} & 1\mathbf{1} & 2\mathbf{2} & 3\mathbf{3} & 4\mathbf{4} & 5\mathbf{5} & 6\mathbf{6} & 7\mathbf{7} & Equation \\ \hlineana_{n} & 2 & 5 & 10 & 17 & 26 & 37 & & \\ \hlinebnb_{n} & 1 & 2 & 8 & 48 & 384 & 3840 & & \end{tabular}

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Problem 65150

Classify the numbers as rational or irrational. -9 2 9+2-9+2

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Problem 65151

Le diagramme ci-contre donne la répartition des 35 membres d'un club de tennis âgés au plus de 18 ans en fonction de leur âge. La barre du nombre d'adhérents de 17 ans a été effacée.
1. Combien d'adhérents ont 17 ans ?
2. Calculer la fréquence, sous forme décimale arrondie au centième, des adhérents qui ont 16 ans.

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Problem 65152

Find the exact value of cosπ8\cos \frac{\pi}{8}.

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Problem 65153

A new car is worth $25,000\$ 25,000. However, it loses 12%12 \% of its value each year due to depreciation. Write an explicit formula describing the value of the car, ana_{n}, after nn years.

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Problem 65154

Rewrite the radical expression x53\sqrt[3]{x^{5}} as an expression with rational exponents. A. x25x^{\frac{2}{5}} B. x52x^{\frac{5}{2}} C. x35x^{\frac{3}{5}} D. x53x^{\frac{5}{3}}

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Problem 65155

BDB D is perpendicular to AC\overline{A C}. Construct the orthocenter of ABC\triangle A B C.

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Problem 65156

Adam thinks of a number. 611\frac{6}{11} of his number is 42 . What is 111\frac{1}{11} of his number?

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Problem 65157

The prime factor trees for 70 and 385 are given below. se the prime factor trees to find the highest common factor (HCF) of 70 and 385 .

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Problem 65158

The prime factor tree for 693 is given below. Draw the prime factor tree for 330 and use it to work out the highest common factor (HCF) of 330 and 693 .

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Problem 65159

Grade 7 Math Unit 3 Assessment 24-25 Question 2 Pause Zoom Question Normal
The number of gallons of water in a tank, yy, over a period of xx hours is shown in the graph below.
What is the constant of proportionality in this situation? A. 5 gallons per hour

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Problem 65160

2. [-/1 Points] DETAILS MY NOTES SCALCET8M 11.8.042. 0/30 / 3 Submissions Used
Suppose that the radius of convergence of the power series cnxn\sum c_{n} x^{n} is RR. What is the radius of convergence of the power series cnx4n\sum c_{n} x^{4 n} ? \square

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Problem 65161

For each table, determine whether it shows a direct variation. If it does, write its direct variation equation. \begin{tabular}{|c|c|} \hlinexx & yy \\ \hline 4 & 1 \\ \hline 12 & 3 \\ \hline 20 & 5 \\ \hline \end{tabular} Not direct variation \begin{tabular}{|c|c|} \hlinexx & yy \\ \hline 2 & 1 \\ \hline 5 & 2.5 \\ \hline 9 & 4.5 \\ \hline \end{tabular} Not direct variation = Direct variation Direct variation Equation:
Equation: \square

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Problem 65162

Find the value of 2×(7(52))2 \times(7-(5-2))

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Problem 65163

Find the inverse of the function. h(x)=4x+2h(x)=4 x+2

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Problem 65164

Work out 4+6×5+94+6 \times 5+9

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Problem 65165

Calculate 17 - (5+2×3)(5+2 \times 3)

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Problem 65166

Which of the following explains how AEB\triangle A E B could be proven similar to DEC\triangle D E C using the AAA A similarity postulate? AEBCED\angle A E B \cong \angle C E D because vertical angles are congruent; reflect CED\triangle C E D across segment FGF G, then translate point DD to point AA to confirm EABEDC\angle E A B \cong \angle E D C. AEBCED\angle A E B \approx \angle C E D because vertical angles are congruent; rotate CED180\triangle C E D 180^{\circ} around point EE, then dilate CED\triangle C E D to confirm EBEC\overline{E B} \approx \overline{E C}. AEBDEC\angle A E B \cong \angle D E C because vertical angles are congruent; rotate CED180\triangle C E D 180^{\circ} around point EE, then translate point DD to point AA to confirm EAB=EDC\angle E A B=\angle E D C. AEBDEC\angle A E B \cong \angle D E C because vertical angles are congruent; reflect CED\triangle C E D across segment FGF G, then dilate CED\triangle C E D to confirm EBED\overline{E B} \approx \overline{E D}

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Problem 65167

2 Multivie Firswer 1 point Find all the circuits of length 2 . Choose all that apply- A,DAA, D A F, H,F A,B,AA, B, A A,H,A C,DC F,G,F D,E,DD, E, D B,C,BB, C, B None of the above. G,H,G B,D,BB, D, B A,E,A

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Problem 65168

Which of the following describe -4 ? Select all that apply. whole number irrational number real number integer

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Problem 65169

Simplify the next radical expression: 4754 \sqrt{75}

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Problem 65170

Which of these equations are true? I. 18=±32\sqrt{18}= \pm 3 \sqrt{2} II. 18=32\sqrt{18}=3 \sqrt{2} 1) neither I nor II 36 2) II only 3) I and II 4) I only

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Problem 65171

Which of these equations are true?
1. 412=13.8564 \sqrt{12}=13.856. II. 216=442 \sqrt{16}=4 \sqrt{4} III. 614=22.4496 \sqrt{14}=22.449 \ldots 1) I only 2) II only 3) I and II 4) I, II, and III

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Problem 65172

What is the value of the expression below when z=7z=7 and w=4w=4 ? 6z6w6 z-6 w

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Problem 65173

What is the value of xx in x11=4\sqrt{x-11}=4 ? 1) 5 2) 7 3) 27 4) 15

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Problem 65174

What is the value of hh in the figure below? In this diagram, BADCBD\triangle \mathrm{BAD} \sim \triangle \mathrm{CBD}. A. 400 B. 169\frac{16}{9} C. 12 D. 16 E. 259\frac{25}{9} F. 225\sqrt{225}

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Problem 65175

الرقابة الداخلية تاتي وفقا للتراخيص الناتجة عن الادارة True False

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Problem 65176

You have the following observations. Stock HJK will pay dividends $4\$ 4 per share next year. The S\&P 500 index return averages 10%10 \% a year and the rate on Treasury bill is at 6\%. You have downloaded data from Bloomberg and estimated the beta of Stock HJK at 1.25. A. What is the required rate of return? B. What is the price of the stock if the amount of dividends stays at $4\$ 4 per share forever?

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Problem 65177

Express 7207 \sqrt{20} as an entire radical.

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Problem 65178

What is the value of the expression below when w=9w=9 and x=5x=5 ? 10w+4x10 w+4 x

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Problem 65179

A small rectangular glass tile has a length of 62 cm6 \sqrt{2} \mathrm{~cm} and a width of 38 cm\sqrt{38} \mathrm{~cm}. Determine the area of the tile.

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Problem 65180

6
A ladder leans against a brick wall. The foot of the ladder is 6 feet from the wall. The ladder reaches a height of 15 feer on the wall. Frod to the nearest degree, the angle the ladder makes with the wall. Round to the nearest whole number. Show all work for full credit. \square

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Problem 65181

y+7=2(x1)y+7=-2(x-1)
Click to select points on the graph.

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Problem 65182

What is the length of the altitude of the equilateral triangle below? A. 5 B. 50 C. 10310 \sqrt{3} D. 10 E. 1 F. 535 \sqrt{3}

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Problem 65183

4. SpongeBob wants to go to point DD from point AA on an island. He can swim to any point CC on the beach. He can swim at 4 km/hr4 \mathrm{~km} / \mathrm{hr} and run at 5 km/hr5 \mathrm{~km} / \mathrm{hr}. (a) Find analytically the location of CC between BB and DD that will take the least amount of time. (b) Find the time it would take to swim from A to C and then run from C to D using the result of ) (c) Find the time it would take if Spongebob swam from A to B, and then run from B to D (d) Find the time if Spongebob swam directly from A to D, and compare the results with those of (b) and (c).

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Problem 65184

13. Simplify (5+2i)(1+3i)(5+2 i)(1+3 i). A. 1+17i-1+17 i B. -1 C. 5+6i5+6 i D. 11+17i11+17 i

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Problem 65185

Please express the following inequalities using interval notation symbols [] ( ): 2)
Interval Notation:

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Problem 65186

Margot is sewing a ribbon on a seam along the perimeter of a square pillow. The side length of the pillow is 2x2+12 x^{2}+1 inches. She plans to make a similar pillow, including the ribbon, whose side length is 4x74 x-7 inches. What expression can be used for the length of ribbon that she needs for both pillows, and what is the length if x=3.5x=3.5 ? 2x2+4x6;22.02 x^{2}+4 x-6 ; 22.0 inches 2x2+4x6;32.52 x^{2}+4 x-6 ; 32.5 inches 4(2x2+4x6;)88.04\left(2 x^{2}+4 x-6 ;\right) 88.0 inches 4(2x2+4x6;)130.04\left(2 x^{2}+4 x-6 ;\right) 130.0 inches

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Problem 65187

Solve each triangle. 11) 13) 12) C13327undefinedA27 AC \underbrace{133^{\circ} 27^{\circ}}_{A} 27 \mathrm{~A}

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Problem 65188

15
Type the correct answer in the box. If necessary, use / for the fraction bar and reduce the fraction.
Complete the statement.
If cosθ=35\cos \theta=\frac{3}{5} and θ\theta is in quadrant IV, sin2θ=\sin 2 \theta= \square

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Problem 65189

Q1) True or false: (5 points) 1- The form of ypy_{p} for y3y+2y=xey^{\prime \prime \prime}-3 y^{\prime}+2 y=x e^{\prime} is (Ax3+Bx2)ex\left(\mathrm{Ax}^{3}+B x^{2}\right) e^{x}

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Problem 65190

Question Given g(x)=2x1g(x)=-2 x-1, find g(1)g(-1).

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Problem 65191

Question Put the following equation of a line into slope-intercept form, simplifying all fractions. 20x8y=4020 x-8 y=40

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Problem 65192

H.w Read The methad discussed in this file and use it to reduce the PDE: yux+uy=xy u_{x}+u_{y}=x to canonical form, and oblain the general solution

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Problem 65193

Write 535^{-3} as a fraction in its simplest form, without any indices.

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Problem 65194

Work out the value of ww in this equality: 93×92×9w=9429^{3} \times 9^{2} \times 9^{w}=9^{42}

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Problem 65195

kid's ride at Story Book Park has a diameter of 6 m and 8 boats around the outside. If the oats are numbered in order, how far is it directly from the 1st boat to the 4th boat? Round our answer to two decimal places. (4 marks)

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Problem 65196

What is the value of cc in the equality below? 66×6×6×6×6=6c\frac{6}{6 \times 6 \times 6 \times 6 \times 6}=6^{c}

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Problem 65197

3(x+2)3(x+2)
Graph the following and determine what are the roots if any 27) y=2(x3)2+3y=-2(x-3)^{2}+3

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Problem 65198

3. A tea kettle is taken off of the stove and is cooling on the countertop for 10 minutes. H(t)\mathrm{H}^{\prime}(t), a differentiable function, represents the rate at which the temperature is changing, measured in degrees Celsius per minute, and tt is measured in minutes. \begin{tabular}{|c|c|c|c|c|c|} \hlinet( min)t(\mathrm{~min}) & 0 & 2 & 5 & 9 & 10 \\ \hlineH(t)(C/min)H^{\prime}(t)\left({ }^{\circ} \mathrm{C} / \mathrm{min}\right) & -2.1 & -1.8 & -1.6 & -1.2 & -0.8 \\ \hline \end{tabular} (c) If the temperature of the tea in the kettle was 96C96^{\circ} \mathrm{C} when it was taken off the stove, what is the temperature after 10 minutes?

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Problem 65199

Use the roster method to list the elements in the set. {xx\{x \mid x is a whole number less than 5}\} {1,2,3,4}the }\left.\{1,2,3,4\}^{\text {the }}\right\} {0,1,2,3,4}\{0,1,2,3,4\} {6,7,8,}\{6,7,8, \ldots\} None of the Above {,2,3,4}\{\ldots, 2,3,4\}

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Problem 65200

Divide f(x)g(x)\frac{f(x)}{g(x)} using long division. f(x)=12x37x219x1g(x)=4x1f(x)g(x)=\begin{array}{l} f(x)=12 x^{3}-7 x^{2}-19 x-1 \\ g(x)=4 x-1 \\ \frac{f(x)}{g(x)}=\square \end{array}

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