Find the requested function value.Find (g ? f)(-1) when f(x) =  and g(x) = 8x + 1.

A. -9
B. 7
C. - 
D. -7


Answer: D

Mathematics

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Give the numerical coefficient of the term.-6y8

A. 8 B. 6 C. -6 D. y8

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Find the phase shift of the function.y = 5 cos 

A.  units to the left
B.  units to the right
C. 5? units to the right
D. ? units to the left

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