SOLUTION: Find (fog) (x) if f(x)=x^2-1 and g(x)3x+5

SOLUTION: Find (fog) (x) if f(x)=x^2-1 and g(x)3x+5

Algebra.Com

Question 38531:
Find (fog) (x) if f(x)=x^2-1 and g(x)3x+5
Answer by longjonsilver(2297) (Show Source): You can put this solution on YOUR website!
ok... and

so and hence we get
which is an answer. What you can do is expand the bracket and simplify. But the question doesn't ask you to simplify :-)

jon.

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