Posted by **Carla** on Tuesday, August 7, 2012 at 9:51am.

1. f(x)=x^3+5

does f(x) have an inverse? if so, find the inverse and decide if it is a function.

2. if f(x)= 3x+1 and g(x)= x^2-1, find

(f∙ g)(2)

3. if f(x)= (2x)^2, find f(-4)

thank you :)

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