SOLUTION: If f(x) = x^2-1 and g(x)=1-2x, then find g(2) f(g(2)) f(g(x))

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: If f(x) = x^2-1 and g(x)=1-2x, then find g(2) f(g(2)) f(g(x))      Log On


   

Question 383011: If f(x) = x^2-1 and g(x)=1-2x, then find g(2) f(g(2)) f(g(x))
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If f(x) = x^2-1 and g(x)=1-2x,
then find
g(2) = 1-2*2 = -3
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f(g(2)) = f(-3) = (-3)^2-1 = 8
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f(g(x)) = f(1-2x) = (1-2x)^2 = 1 -4x + 4x^2
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Cheers,
Stan H.