Find all vertical asymptotes of the given function.R(x) = 
A. x = -4, x = 2, x = -3
B. x = - 8
C. x = -4, x = 2
D. x = 4, x = -2
Answer: C
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The running speed R, in feet per second, of certain animals depends on their length L, in inches. The relationship is
.
?
A: Solve this equation for L to get an expression that gives the length in terms of the running speed.B: If an animal 20.72 is inches long, how fast does it run?C: How long is an animal that runs 32.50 feet per second?
What will be an ideal response?
Simplify the radical expression. Assume that all variables represent positive real numbers.
A. 7
B. 1
C. 
D. 49
Find the general form of the equation for the line with the given properties.Slope = 
; containing (0, 4)
A. -5x + 9y = -36 B. -5x + 9y = 36 C. -5x - 9y = 36 D. 9x - 5y = -36
Solve the problem.Suppose that the revenue from selling x radios is R(x) = 60x - 
dollars. Use the function R'(x) to estimate the increase in revenue that will result from increasing production from 115 radios to 116 radios per week.
A. $48.50 B. $37.00 C. $36.80 D. $83.00