Question

If f(x)=-x+8 and g(x)=x^2 what is (g°f)(6)

Answer 1

~Shoto Todoroki here~

Answer:

The answer is =−7

Explanation:

This is a composition of functions

f(x)=x+8

g(x)=x2−6x−7

f(g(x))=f(x2−6x−7)=x2−6x−7+8=x2−6x+1

Therefore,

f(g(2))=22−6⋅2+1=4−12+1=

−7

hope this helps :D