Cumulative Exam — Cumulative exam Answers
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Matrix P is shown below. Given that Matrix P equals Matrix Q, what is the value of
A
3.5B
6.2C
7D
1622
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A certain company has a fixed cost of $200 per day. It costs the company $3.10 per unit to make its products. The company is tracking its average cost to make x units using . Which statement is true?
A
The horizontal asymptote of y = 3.10 represents that the average cost per unit will approach $3.10 as the number of units produced increases.B
The horizontal asymptote of y = 0 represents that the average cost per unit will approach $0 as the number of units produced increases.C
The vertical asymptote of x = 3.10 represents that the average cost per unit will approach $3.10 as the number of units produced increases.D
The vertical asymptote of x = 0 represents that the average cost per unit will approach $0 as the number of units produced increases.23
The equation shows the relationship between a planet’s orbital period, T, and the planet’s mean distance from the sun, A, in astronomical units, AU. If planet Y is k times the mean distance from the sun as planet X, by what factor is the orbital period increased?
A
k Superscript one-third
B
k Superscript one-half
C
k Superscript two-thirds
D
k Superscript three-halves
24
Matrices X and Y both measure and are inverses of each other. Which matrix represents their product?
A
mc007-2.jpg
B
mc007-3.jpg
C
mc007-4.jpg
D
mc007-5.jpg
25
What is the solution to the equation ?
m
m = –4m
m = –2m
m = 2m
m = 4Did you find these answers helpful?
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