Evaluate a Composition of Functions
Given f(x) = x − 7 and g(x) = x2 . Find g(f(4)). g(f(4)) =

+2

(1) Answers

victoriaprincess

g (f (4))
we should do what F (4).
f (4)= 4-7
f (4) = -3
therefore we can substitute this into g (f (4))
to become g (-3)
g (-3)= (-3)2
g (-3) = -6
g (f(4)) = -6