SOLUTION: F(x)=4x-1;g(x)=2x^2+3 (F•g)(x) (4x-1)-(2x^2+3) -2x^2+4x-4 What is the domain?

Algebra ->  Functions -> SOLUTION: F(x)=4x-1;g(x)=2x^2+3 (F•g)(x) (4x-1)-(2x^2+3) -2x^2+4x-4 What is the domain?       Log On


   

Question 668871: F(x)=4x-1;g(x)=2x^2+3
(F•g)(x)
(4x-1)-(2x^2+3)
-2x^2+4x-4
What is the domain?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
F(x)=4x-1;g(x)=2x^2+3
(Fog)(x) = F[g(x)] = F[2x^2+3] = 4(2x^2+3)-1 = 8x^2+11
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What is the domain?
Ans: All Real Numbers
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Cheers,
Stan H.
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