SOLUTION: if f(x) = 2x+1 and g(x) = x^2 -1 then (g.f)(x)= . = o

SOLUTION: if f(x) = 2x+1 and g(x) = x^2 -1 then (g.f)(x)= . = o

Algebra.Com

Question 360467: if f(x) = 2x+1 and g(x) = x^2 -1 then (g.f)(x)=
. = o
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
(gof)(x)=(2x+1)^2-1
=4x^2+4x+1-1
=4x^2+4x
.
Ed
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