Find the unknown number in the proportion. Round answer to the nearest hundredth when necessary.
= 
A. 0.04
B. 13
C. 6.5
D. 26
Answer: C
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Provide an appropriate response.Graph f(x) = cos-1 x together with its first derivative. Comment on the behavior of f and the shape of its graph in relation to the signs and values of f'. 
What will be an ideal response?
Find the absolute extreme values of the function on the interval.g(x) = -x2 + 9x - 18, 6 ? x ? 3
A. absolute maximum is 
at x = 
; absolute minimum is 0 at 3 and 0 at x = 6
B. absolute maximum is 
at x = 
; absolute minimum is 0 at 3 and 0 at x = 6
C. absolute maximum is 
at x = 
; absolute minimum is 0 at 3 and 0 at x = 6
D. absolute maximum is 
at x = 
; absolute minimum is 0 at 3 and 0 at x = 6
Simplify.130 + 110
A. 2 B. 0 C. 24 D. 1
Use a graphing calculator to solve the given equations to the nearest 0.01.x3 + 2x2 - 5x - 10 = 0
A. 2, 2.14, -2.14 B. -2, 2.24, -2.24 C. 2, 2.24, -2.24 D. -2, 2.34, -2.34