SOLUTION: For the given functions f and g , find the indicated composition. f(x) = 4x + 12, g(x) = 4x - 1 (f,g)(x)

Algebra ->  Functions -> SOLUTION: For the given functions f and g , find the indicated composition. f(x) = 4x + 12, g(x) = 4x - 1 (f,g)(x)      Log On


   

Question 218314: For the given functions f and g , find the indicated composition.
f(x) = 4x + 12, g(x) = 4x - 1
(f,g)(x)
Found 3 solutions by RAY100, drj, solver91311:
Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
fog(x) = 4{4x-1}+12 = 16x -4+12 = 16x + 8
.

Answer by drj(1380) About Me  (Show Source):
You can put this solution on YOUR website!
For the given functions f and g , find the indicated composition.
f(x) = 4x + 12, g(x) = 4x - 1

(f,g)(x)=f(g(x)).

Substitute g(x) into f(x).

f%28g%28x%29%29=4%2Ag%28x%29%2B12=4%2A%284x-1%29%2B12=16x-4%2B12=16x%2B8

I hope the above steps were helpful.

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Respectfully,
Dr J
http://www.FreedomUniversity.TV

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!




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You can do your own simplification

John