Asked by KEll

Find each of the indicated function value.

f (x) = 4²x - 5x + 9

a) (2) b) (-3a)

Answers

Answered by Reiny
"Find each of the indicated function value"

implies you want 4²x - 5x + 9 = 2

or do you want to find f(2) ?

I have a feeling it is the second interpretation.
if f(x) = 4²x - 5x + 9
f(2) = 4(2)^2 - 5(2) + 9
= 15

f(-3a) = 4(-3a)^2 - 5(-3a) + 9
= 36a^2 + 15a + 9

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