Question

Let f(x) = 9 cosx.
Complete parts (a) through (g) below.
(a) What is the y-intercept of the graph of f?

Answer 1

Answer:

9

Step-by-step explanation:

to solve for the y intercept you simply equate x to 0.

hence,

f(0) = 9cos(0)

f(0) = 9

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