Question

Find (f∘g)(2) for the following functions. f(−2)=−5 and g(2)=−2

Answer 1

(f∘g)(2) = 5

Explanation:

(f∘g)(2) = f( g(2) )

This is found by first finding the value of g(2) and substituting that result in f(x)

g(2) = -2

f( g(2)) = f( -2)

We are given f(-2) = 5

So
(f∘g)(2) = 5