9) Let X be a set of three elements and P(X) be the power set of X. The digraph for one of the following relations on P(X) has no loops.
A) AR1B iff A=B
B) AR2B iff A=B
C) AR3B iff A⊆B
D) AR4B iff B⊆A
E) NOTA
На рынке подсластителей торгуются сироп топинамбура и стевия. Какое значение может принимать перекрёстная эластичность спроса на сироп топинамбура по цене стевии, е? Выберите ВСЕ верные ответы. (Частично правильный вариант не засчитывается!)
a. e<0
b. e>1
c. e=0
d. 0<e<1
Что вероятнее всего произойдет в экономике в долгосрочном периоде после перманентного повышения доли государственных расходов на потребление в ВВП? Выберите один ответ:
a. рост профицита госбюджета
b. снижение уровня безработицы
c. увеличение объема выпуска
d. повышение темпа инфляции
Someone has plotted this scatter graph and you are marking their work. Write down all of the things on the list that would improve their graph. List of possible improvements
Draw lines between the points
Add units to the axis labels
Make the horizontal axis go up to 40
Make the vertical axis go up to 400
Make all the points different colours
Period:
The formula for the amount of money in an account paying compound interest is:
A=P(1+nr)nt 13. Write an equation that models the amount of money in an account that pays 2.5% annual interest, compounded quarterly, with an initial investment of \1,000.A=\qquad$ Graph each function. 14. f(x)=−2+log2(x+1) 15. f(x)=(x+2)3−4
\begin{tabular}{|r|r|}
\hlinex & y \\
\hline-2 & -4 \\
\hline-1 & -3 \\
\hline 0 & -2 \\
\hline 1 & -1 \\
\hline 2 & 0 \\
\hline
\end{tabular} Function 3
Function 4
y=−2x−4
The slope is 3 and the y-intercept is 5 . Answer the following questions.
(a) Which function has the graph with a y-intercept closest to 0 ?
Function 1 Function 2 Function 3 Function 4
(b) Which functions have graphs with slopes less than 2?
(Check all that apply.)
Function 1 Function 2 Function 3 Function 4
(c) Which function has the graph with the greatest y-intercept?
Function 1 Function 2 Function 3 Function 4
Identify the property shown in: 5(z+4)=5z+20. Options: A. distributive, B. associative addition, C. associative multiplication, D. commutative multiplication.
How many rows and columns must matrix A have to map R8 to R9 using T(x)=Ax?
A. 9 rows, 9 columns
B. 9 rows, 8 columns
C. 8 rows, 8 columns
D. 8 rows, 9 columns