Expression

Problem 9701

Subtract the polynomials: $(3 x^{2}+2 x+4)-(x^{2}+2 x+1)=?$ A. $2 x^{2}+3$ B. $2 x^{2}+4 x+3$ C. $2 x^{2}+5$ D. $2 x^{2}+4 x+5$

See Solution

Problem 9702

Identify the irrational numbers from the following: a. $\sqrt{42}$ , b. $\sqrt{36}$ , c. $\sqrt{361}$ , d. $\sqrt{18}$ , e. $2-5\sqrt{2}$ , f. $\sqrt{3} \div 2$ . Select all that apply.

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Problem 9703

Subtract the polynomials: (4x² - x + 6) - (x² + 3) = ? A. 5x² - x + 9 B. 3x² - x + 3 C. 4x² - 2x + 9 D. 4x² - 2x + 3

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Problem 9704

Write two decimals equivalent to 5.300 and 3.7.

See Solution

Problem 9705

Calculate $75.11 - 4.4$ .

See Solution

Problem 9706

Calculate the product of $\frac{7}{2}$ and $\frac{7}{2}$ .

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Problem 9707

Calculate the value of $31 / 2 \times 31 / 2$ .

See Solution

Problem 9708

Calculate $3 \frac{1}{2} \times \frac{31}{2}$ .

See Solution

Problem 9709

Divide 2,789 by 36.

See Solution

Problem 9710

C. 5 hundreds $\times 10=$ hundreds. What is the result?

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Problem 9711

Calculate $2,789 \div 36$ .

See Solution

Problem 9712

Find the least common multiple (LCM) of 15 and 40. A. 25 B. 600 C. 120 D. 5

See Solution

Problem 9713

Calculate $215 \div 2$ .

See Solution

Problem 9714

Convert $0.000450 \mathrm{~cm}$ to $\mathrm{nm}$ .

See Solution

Problem 9715

20 tens = 200

See Solution

Problem 9716

Divide 34.75 by 5.

See Solution

Problem 9717

Convert 37.5 inches to meters ( $m$ ).

See Solution

Problem 9718

Multiply and simplify: $(\sqrt{10}+8 \sqrt{6})(2 \sqrt{6}+5 \sqrt{10})$ .

See Solution

Problem 9719

Iko's temperature rose by $11^{\circ}$ and fell by $14^{\circ}$ . Write the addition expression and model it with integer chips.

See Solution

Problem 9720

Multiply and simplify: $(5 \sqrt{10}+7 \sqrt{6})(2 \sqrt{6}-8 \sqrt{10})$

See Solution

Problem 9721

Calculate the interior angle sum of a 9-sided polygon. Round to the nearest tenth if needed.

See Solution

Problem 9722

Divide 139 by 4 using long division.

See Solution

Problem 9723

Divide 18 by 153.

See Solution

Problem 9724

Calculate the value of $\left(4^{4}\right)^{3}$ .

See Solution

Problem 9725

Find $(-5) + 6$ using a number line. How does it change for $(-5) + (-6)$ ?

See Solution

Problem 9726

Calculate the interior angle sum of an 8-sided polygon. Round to the nearest tenth if needed. Use the formula $S = (n-2) \times 180$ where $n = 8$ .

See Solution

Problem 9727

Iko's temperature changed by +11° and then -14°. Write the expression and find the net change: $+11 + (-14) = -3°$ What is the net change?

See Solution

Problem 9728

Calculate the value of $\frac{3^{12}}{3^{3}}$ .

See Solution

Problem 9729

Calculate the value of $6^{4} \cdot 2^{4}$ .

See Solution

Problem 9730

Is $8 \times 8^{5}$ the same as $(8 \times 8)^{5}$ ? Justify your answer.

See Solution

Problem 9731

Use a number line to find the sum of $4 + (-8)$ . Explain your method in detail.

See Solution

Problem 9732

Divide 48 by 4 and use the circle graph to answer questions 8-10.

See Solution

Problem 9733

Convert $375 \mathrm{~m/s}$ to $\mathrm{ft/min}$ .

See Solution

Problem 9734

Use a number line to show how to calculate the sum of $4 + (-8)$ .

See Solution

Problem 9735

Rationalize and simplify the expression: $\sqrt{\frac{13}{3}}$ .

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Problem 9736

Calculate the slope of the line connecting the points $(-4,9)$ and $(10,-6)$ .

See Solution

Problem 9737

Rationalize and simplify the expression: $\frac{\sqrt{21}}{\sqrt{77}}$ .

See Solution

Problem 9738

Calculate $\left(\frac{1}{6}\right)^5$ .

See Solution

Problem 9739

Calculate $12 \frac{8}{15}-7+\frac{7}{15}+15$ and simplify.

See Solution

Problem 9740

Calculate $3^{3}-3^{4} \div 3^{3}$ .

See Solution

Problem 9741

Find the area inside the sidewalks given by $\frac{1}{2}(40)(30)+\frac{1}{2}(40)(20)$ . Show your work.

See Solution

Problem 9742

Calculate $-189.987 - 30.87$ . What is the result?

See Solution

Problem 9743

Convert $19.3 \mathrm{~g} / \mathrm{mL}$ to $\mathrm{lb} / \mathrm{in}^{3}$ .

See Solution

Problem 9744

Evaluate: $10 + 3^{3} \div 9$

See Solution

Problem 9745

Simplify: $9^{10} \cdot 9$

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Problem 9746

Find the value of $\ln e^{8}$ .

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Problem 9747

Convert the following expressions to decimals: a. $(3 \times 10)+(5 \times 1)+(2 \times \frac{1}{10})+(7 \times \frac{1}{100})+(6 \times \frac{1}{1000})$ b. $(9 \times 100)+(2 \times 10)+(3 \times 0.1)+(7 \times 0.001)$ c. $(5 \times 1,000)+(4 \times 100)+(8 \times 1)+(6 \times \frac{1}{100})+(5 \times \frac{1}{1000})$

See Solution

Problem 9748

One scoop of rice weighs $3^{9}$ mg. a. Find weight of $s$ scoops: $3^{9} \cdot s$ . Weight of 5 scoops? b. A grain weighs $3^{3}$ mg. How many grains in 1 scoop?

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Problem 9749

Simplify the difference quotient $\frac{f(x+h)-f(x)}{h}$ for $f(x)=x^{2}+4x+8$ , where $h \neq 0$ .

See Solution

Problem 9750

Simplify the expression $\left(\frac{x^{-1 / 5}}{y^{1 / 6}}\right)^{120}$ using exponent properties.

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Problem 9751

Kane runs 3 miles and increases by $\frac{1}{4}$ mile each week. Write an expression for distance after $w$ weeks.

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Problem 9752

Write the expanded notation for 412.638 using fractions and decimals. What did Nancy and Charles write?

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Problem 9753

Calculate the expression: $\frac{18+2 \times 3}{5-2}$ .

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Problem 9754

Find the absolute value of -22: $|-22|$

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Problem 9755

Find the absolute value of 6.43, represented as $|6.43|$ .

See Solution

Problem 9756

Simplify the radical expression: sqrt(27) =

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Problem 9757

Simplify the radical expression using Property 1: $\operatorname{sqrt}(x)$ for $\sqrt{x}$ and $\operatorname{root}(x)(y)$ for $\sqrt[x]{y}$ . Find $\sqrt[3]{625 a^{6} b^{9}}.$

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Problem 9758

Rationalize the denominator of the expression: $\frac{3}{\sqrt{7}}$ .

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Problem 9759

Find the absolute value of -7 and 3. What is $|-7|$ and $|3|$ ?

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Problem 9760

Find the volume of a box with dimensions 6 in, 7 in, 8 in in liters. (2.54 cm = 1 in). Also, convert 80 m/s to mph.

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Problem 9761

Combine the terms: sqrt(32) - sqrt(32) + sqrt(8) = ?

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Problem 9762

Multiply: (sqrt(2)+sqrt(5))(sqrt(2)-sqrt(5))=

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Problem 9763

Write 3,230,000 in scientific notation. $3,230,000=$

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Problem 9764

Rationalize the denominator: $\frac{8}{sqrt(x)-sqrt(y)}=$

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Problem 9765

Evaluate $y^2 + 6y + 9$ for $y = -4$ .

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Problem 9766

Rationalize and simplify the following fractions: 7. $\frac{2}{\sqrt{5}}$ 8. $\frac{4}{3\sqrt{2}}$

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Problem 9767

Conner did sit-ups on Mon, Tue, Wed. Write the total in standard form: $600+20+4$ . If 3 students read 4 books each, total books: $3 \times 4$ .

See Solution

Problem 9768

Which extreme temperature in Rapid City, $-19^{\circ} \mathrm{F}$ or $92^{\circ} \mathrm{F}$ , is closer to the average of $45.2^{\circ} \mathrm{F}$ ?

See Solution

Problem 9769

a. Find the power for the surface area of a cube. b. Find the power for the volume of a cube. Surface area: $6s^2$ , Volume: $s^3$ .

See Solution

Problem 9770

Select subtraction problems with a difference of 1.65: 27.30-16.65, 11.23-9.58, 40.4-23.9.

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Problem 9771

Calculate the area of a parallelogram with base $3.5$ units and height $3$ units.

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Problem 9772

1.125 divided by 0.75 equals what?

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Problem 9773

An art collector bought a painting for \ $2.3 million and sold it for \$4.1 million. Find her profit:$ 4.1 - 2.3$.

See Solution

Problem 9774

Calculate the product of 0.8 and 0.2: $0.8 \times 0.2$ .

See Solution

Problem 9775

Find the product and express it as $a + b i$ : $(7 - 2 i)(1 + i)$ .

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Problem 9776

Evaluate the quotient and express it as $a + b i$ : $\frac{4 - 3 i}{1 - 4 i}$

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Problem 9777

Evaluate the quotient and express it as $a$ : $\frac{3-7 i}{1-3 i}$

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Problem 9778

Multiply 645 by 836. What is the result?

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Problem 9779

Convert the fraction $\frac{8}{9}$ into its decimal form.

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Problem 9780

Find the limit: $\lim _{x \rightarrow 2} \frac{2 f(x) g(x)}{3 f(x)-g(x)}$ given that $\lim _{x \rightarrow 2} f(x)=4, \quad \lim _{x \rightarrow 2} g(x)=-1.$

See Solution

Problem 9781

What is $0.021$ divided by $7$ ?

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Problem 9782

Divide $6.12$ by $6$ to find the result in unit form: $6.12 \div 6=$ ones $\div 6+$ hundredths $\div 6$ .

See Solution

Problem 9783

Calculate 17.64 - 9.38.

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Problem 9784

Which expressions are equivalent: (A) $7+21v$ vs $2(5+3v)$ , (B) $7+21v$ vs $3(4+7v)$ , (C) $7+21v$ vs $7(1+3v)$ ?

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Problem 9785

Convert each number to scientific notation. Example: $3,230,000=3.23 \times 10^{6}$ ; Find $211,700,000,000=$ .

See Solution

Problem 9786

Which expressions are equal? (A) $17(3 m+4)$ vs $51 m+68$ , (B) $51 m+67$ , (C) $51 m-68$ , (D) $47 m+51$ .

See Solution

Problem 9787

Which two expressions are equal: (A) $\frac{32 p}{2}$ and $17 p$ , (B) $\frac{32 p}{2}$ and $18 p$ , (C) $\frac{32 p}{2}$ and $16 p$ , (D) $\frac{32 p}{2}$ and $14 p$ ?

See Solution

Problem 9788

Convert the following numbers to scientific notation: 9. $3,230,000=3.23 \times 10^{6}$ , 10. $0.0000085=$

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Problem 9789

Convert these numbers to scientific notation:
9. $3,230,000=$
10. $0.0000085=$
11. $211,700,000,000=2.117 \times 10^{11}$
12. $0,0000000972=$

See Solution

Problem 9790

Convert 1 pound to ounces using the conversion: 1 pound $(\mathrm{lb}) = 16$ ounces $(\mathrm{oz})$ .

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Problem 9791

Is it better to express a bull's weight as 1,700 pounds or $2.72 \times 10^{4}$ ounces? Justify your choice.

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Problem 9792

Which two expressions are equivalent? (A) $\left(\frac{5}{25}\right)x$ and $\left(\frac{1}{3}\right)x$ (B) $\left(\frac{1}{5}\right)x$ (C) $\left(\frac{1}{4}\right)x$ (D) $\left(\frac{1}{6}\right)x$

See Solution

Problem 9793

Convert 1 liter to milliliters using the fact that 1 liter $(\mathrm{L})=1000$ milliliters $(\mathrm{mL})$ .

See Solution

Problem 9794

Convert 2 grams to milligrams using the conversion $1 \text{ gram} = 1000 \text{ milligrams}$ .

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Problem 9795

Convert 3 yards to centimeters using the given conversion factors. Round to the nearest whole number.

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Problem 9796

Calculate $3 \times 7$ .

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Problem 9797

Convert 2 cm to feet using the given conversion factors. Round to the nearest hundredth.

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Problem 9798

Which expressions are equivalent: $\frac{64 k}{4}$ , $4 k$ , $14 k$ , $16 k$ , or $15 k$ ?

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Problem 9799

Calculate the sum of $0.8090 + 0.522 + 0.123$ and report it with the correct significant figures.

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Problem 9800

Convert 8 weeks to minutes using: 1 week = 7 days, 1 day = 24 hours, 1 hour = 60 minutes, 1 minute = 60 seconds.

See Solution

1 ...95 96 97 98 99 100 101 ...144

Expression

Problem 9701

Subtract the polynomials: (3x2+2x+4)−(x2+2x+1)=?(3 x^{2}+2 x+4)-(x^{2}+2 x+1)=?(3x2+2x+4)−(x2+2x+1)=? A. 2x2+32 x^{2}+32x2+3 B. 2x2+4x+32 x^{2}+4 x+32x2+4x+3 C. 2x2+52 x^{2}+52x2+5 D. 2x2+4x+52 x^{2}+4 x+52x2+4x+5

Problem 9702

Identify the irrational numbers from the following: a. 42\sqrt{42}42​, b. 36\sqrt{36}36​, c. 361\sqrt{361}361​, d. 18\sqrt{18}18​, e. 2−522-5\sqrt{2}2−52​, f. 3÷2\sqrt{3} \div 23​÷2. Select all that apply.

Problem 9703

Subtract the polynomials: (4x² - x + 6) - (x² + 3) = ? A. 5x² - x + 9 B. 3x² - x + 3 C. 4x² - 2x + 9 D. 4x² - 2x + 3

Problem 9704

Write two decimals equivalent to 5.300 and 3.7.

Problem 9705

Calculate 75.11−4.475.11 - 4.475.11−4.4.

Problem 9706

Calculate the product of 72\frac{7}{2}27​ and 72\frac{7}{2}27​.

Problem 9707

Calculate the value of 31/2×31/231 / 2 \times 31 / 231/2×31/2.

Problem 9708

Calculate 312×3123 \frac{1}{2} \times \frac{31}{2}321​×231​.

Problem 9709

Divide 2,789 by 36.

Problem 9710

C. 5 hundreds ×10=\times 10=×10= hundreds. What is the result?

Problem 9711

Calculate 2,789÷362,789 \div 362,789÷36.

Problem 9712

Find the least common multiple (LCM) of 15 and 40. A. 25 B. 600 C. 120 D. 5

Problem 9713

Calculate 215÷2215 \div 2215÷2.

Problem 9714

Convert 0.000450 cm0.000450 \mathrm{~cm}0.000450 cm to nm\mathrm{nm}nm.

Problem 9715

20 tens = 200

Problem 9716

Divide 34.75 by 5.

Problem 9717

Convert 37.5 inches to meters (mmm).

Problem 9718

Multiply and simplify: (10+86)(26+510)(\sqrt{10}+8 \sqrt{6})(2 \sqrt{6}+5 \sqrt{10})(10​+86​)(26​+510​).

Problem 9719

Iko's temperature rose by 11∘11^{\circ}11∘ and fell by 14∘14^{\circ}14∘. Write the addition expression and model it with integer chips.

Problem 9720

Multiply and simplify: (510+76)(26−810)(5 \sqrt{10}+7 \sqrt{6})(2 \sqrt{6}-8 \sqrt{10})(510​+76​)(26​−810​)

Problem 9721

Calculate the interior angle sum of a 9-sided polygon. Round to the nearest tenth if needed.

Problem 9722

Divide 139 by 4 using long division.

Problem 9723

Divide 18 by 153.

Problem 9724

Calculate the value of (44)3\left(4^{4}\right)^{3}(44)3.

Problem 9725

Find (−5)+6(-5) + 6(−5)+6 using a number line. How does it change for (−5)+(−6)(-5) + (-6)(−5)+(−6)?

Problem 9726

Calculate the interior angle sum of an 8-sided polygon. Round to the nearest tenth if needed. Use the formula S=(n−2)×180S = (n-2) \times 180S=(n−2)×180 where n=8n = 8n=8.

Problem 9727

Iko's temperature changed by +11° and then -14°. Write the expression and find the net change: +11+(−14)=−3° +11 + (-14) = -3° +11+(−14)=−3° What is the net change?

Problem 9728

Calculate the value of 31233\frac{3^{12}}{3^{3}}33312​.

Problem 9729

Calculate the value of 64⋅246^{4} \cdot 2^{4}64⋅24.

Problem 9730

Is 8×858 \times 8^{5}8×85 the same as (8×8)5(8 \times 8)^{5}(8×8)5? Justify your answer.

Problem 9731

Use a number line to find the sum of 4+(−8)4 + (-8)4+(−8). Explain your method in detail.

Problem 9732

Divide 48 by 4 and use the circle graph to answer questions 8-10.

Problem 9733

Convert 375 m/s375 \mathrm{~m/s}375 m/s to ft/min\mathrm{ft/min}ft/min.

Problem 9734

Use a number line to show how to calculate the sum of 4+(−8)4 + (-8)4+(−8).

Problem 9735

Rationalize and simplify the expression: 133\sqrt{\frac{13}{3}}313​​.

Problem 9736

Calculate the slope of the line connecting the points (−4,9)(-4,9)(−4,9) and (10,−6)(10,-6)(10,−6).

Problem 9737

Rationalize and simplify the expression: 2177\frac{\sqrt{21}}{\sqrt{77}}77​21​​.

Problem 9738

Calculate (16)5\left(\frac{1}{6}\right)^5(61​)5.

Problem 9739

Calculate 12815−7+715+1512 \frac{8}{15}-7+\frac{7}{15}+1512158​−7+157​+15 and simplify.

Problem 9740

Subtract the polynomials: $(3 x^{2}+2 x+4)-(x^{2}+2 x+1)=?$ A. $2 x^{2}+3$ B. $2 x^{2}+4 x+3$ C. $2 x^{2}+5$ D. $2 x^{2}+4 x+5$

Identify the irrational numbers from the following: a. $\sqrt{42}$ , b. $\sqrt{36}$ , c. $\sqrt{361}$ , d. $\sqrt{18}$ , e. $2-5\sqrt{2}$ , f. $\sqrt{3} \div 2$ . Select all that apply.

Calculate $75.11 - 4.4$ .

Calculate the product of $\frac{7}{2}$ and $\frac{7}{2}$ .

Calculate the value of $31 / 2 \times 31 / 2$ .

Calculate $3 \frac{1}{2} \times \frac{31}{2}$ .

C. 5 hundreds $\times 10=$ hundreds. What is the result?

Calculate $2,789 \div 36$ .

Calculate $215 \div 2$ .

Convert $0.000450 \mathrm{~cm}$ to $\mathrm{nm}$ .

Convert 37.5 inches to meters ( $m$ ).

Multiply and simplify: $(\sqrt{10}+8 \sqrt{6})(2 \sqrt{6}+5 \sqrt{10})$ .

Iko's temperature rose by $11^{\circ}$ and fell by $14^{\circ}$ . Write the addition expression and model it with integer chips.

Multiply and simplify: $(5 \sqrt{10}+7 \sqrt{6})(2 \sqrt{6}-8 \sqrt{10})$

Calculate the value of $\left(4^{4}\right)^{3}$ .

Find $(-5) + 6$ using a number line. How does it change for $(-5) + (-6)$ ?

Calculate the interior angle sum of an 8-sided polygon. Round to the nearest tenth if needed. Use the formula $S = (n-2) \times 180$ where $n = 8$ .

Iko's temperature changed by +11° and then -14°. Write the expression and find the net change: $+11 + (-14) = -3°$ What is the net change?

Calculate the value of $\frac{3^{12}}{3^{3}}$ .

Calculate the value of $6^{4} \cdot 2^{4}$ .

Is $8 \times 8^{5}$ the same as $(8 \times 8)^{5}$ ? Justify your answer.

Use a number line to find the sum of $4 + (-8)$ . Explain your method in detail.

Convert $375 \mathrm{~m/s}$ to $\mathrm{ft/min}$ .

Use a number line to show how to calculate the sum of $4 + (-8)$ .

Rationalize and simplify the expression: $\sqrt{\frac{13}{3}}$ .

Calculate the slope of the line connecting the points $(-4,9)$ and $(10,-6)$ .

Rationalize and simplify the expression: $\frac{\sqrt{21}}{\sqrt{77}}$ .

Calculate $\left(\frac{1}{6}\right)^5$ .

Calculate $12 \frac{8}{15}-7+\frac{7}{15}+15$ and simplify.

Calculate $3^{3}-3^{4} \div 3^{3}$ .

Find the area inside the sidewalks given by $\frac{1}{2}(40)(30)+\frac{1}{2}(40)(20)$ . Show your work.

Calculate $-189.987 - 30.87$ . What is the result?

Convert $19.3 \mathrm{~g} / \mathrm{mL}$ to $\mathrm{lb} / \mathrm{in}^{3}$ .

Evaluate: $10 + 3^{3} \div 9$

Simplify: $9^{10} \cdot 9$

Find the value of $\ln e^{8}$ .

One scoop of rice weighs $3^{9}$ mg. a. Find weight of $s$ scoops: $3^{9} \cdot s$ . Weight of 5 scoops? b. A grain weighs $3^{3}$ mg. How many grains in 1 scoop?

Simplify the difference quotient $\frac{f(x+h)-f(x)}{h}$ for $f(x)=x^{2}+4x+8$ , where $h \neq 0$ .

Simplify the expression $\left(\frac{x^{-1 / 5}}{y^{1 / 6}}\right)^{120}$ using exponent properties.

Kane runs 3 miles and increases by $\frac{1}{4}$ mile each week. Write an expression for distance after $w$ weeks.

Calculate the expression: $\frac{18+2 \times 3}{5-2}$ .

Find the absolute value of -22: $|-22|$

Find the absolute value of 6.43, represented as $|6.43|$ .

Simplify the radical expression using Property 1: $\operatorname{sqrt}(x)$ for $\sqrt{x}$ and $\operatorname{root}(x)(y)$ for $\sqrt[x]{y}$ . Find $\sqrt[3]{625 a^{6} b^{9}}.$

Rationalize the denominator of the expression: $\frac{3}{\sqrt{7}}$ .

Find the absolute value of -7 and 3. What is $|-7|$ and $|3|$ ?

Write 3,230,000 in scientific notation. $3,230,000=$

Rationalize the denominator: $\frac{8}{sqrt(x)-sqrt(y)}=$

Evaluate $y^2 + 6y + 9$ for $y = -4$ .

Rationalize and simplify the following fractions: 7. $\frac{2}{\sqrt{5}}$ 8. $\frac{4}{3\sqrt{2}}$

Conner did sit-ups on Mon, Tue, Wed. Write the total in standard form: $600+20+4$ . If 3 students read 4 books each, total books: $3 \times 4$ .

Which extreme temperature in Rapid City, $-19^{\circ} \mathrm{F}$ or $92^{\circ} \mathrm{F}$ , is closer to the average of $45.2^{\circ} \mathrm{F}$ ?

a. Find the power for the surface area of a cube. b. Find the power for the volume of a cube. Surface area: $6s^2$ , Volume: $s^3$ .

Calculate the area of a parallelogram with base $3.5$ units and height $3$ units.

An art collector bought a painting for \ $2.3 million and sold it for \$4.1 million. Find her profit:$ 4.1 - 2.3$.

Calculate the product of 0.8 and 0.2: $0.8 \times 0.2$ .