If f(x)=2x2+1 and g(x)=3x2, what is the value of f(g(2))?

1 Answer
Jun 13, 2018

f(g(2))=129

Explanation:

First we need g(2):
g(2)=3(2)2=62=8

Now we put that value into f(x):
f(g(2))=f(8)=2(8)2+1=2(64)+1=129