Asked by KEll
Find each of the indicated function value.
f (x) = 4²x - 5x + 9
a) (2) b) (-3a)
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
Your next posting has the same kind of questions.
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
Your next posting has the same kind of questions.
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