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If f(x) = x2 – 1, andg(x) = x + 2, then

If f(x) = x2 – 1, andg(x) = x + 2, then-example-1
User Scott Gribben
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1 Answer

27 votes
27 votes

the answer is


g(f(x))=1\cdot x^2+0\cdot x+2

to solve a function composition we need to put the function inside the parentheses (f in this case) in the place of the x in the outside functin (g)


g(f(x))=(x^2+1)+2

I just replace x with f

then we solve. -1+2=1


g(f(x))=x^2+1

User Linsey
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