Homework Help: Math

Posted by John on Wednesday, May 26, 2010 at 2:57pm.

Given the functions f and g below, what is (f o g)(9)?
f(x) = x − 20
g(x) = (x − 1)2

Math - Reiny, Wednesday, May 26, 2010 at 4:34pm
look at
http://www.jiskha.com/display.cgi?id=1274824712

your question is almost identical
Math - John, Wednesday, May 26, 2010 at 5:11pm
Can you explain how you did this
I will assume you meant
g(x) = (x-3)^2

(f o g)(11) = f(g(11))
= f(64)
= 64-20
= 44

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