SOLUTION: Find f(g(x)) for the following: f(x) = (x^3) - 1, g(x) = (x+1)^(1/3)

Algebra ->  Rational-functions -> SOLUTION: Find f(g(x)) for the following: f(x) = (x^3) - 1, g(x) = (x+1)^(1/3)      Log On


   

Question 67251: Find f(g(x)) for the following:
f(x) = (x^3) - 1, g(x) = (x+1)^(1/3)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find f(g(x)) for the following:
f(x) = (x^3) - 1, g(x) = (x+1)^(1/3)
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f[(x+1)^(1/3)]=[(x+1)^(1/3)]^3 - 1
=(x+1)-1
=x
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Cheers,
Stan H.