Respuesta :

the answer is -6 .so the (f o g) is -6
(f o g)(x) means f(g(x))
one way to find (f o g)(-5) is to find the value of g(-5) then subsitute that for x in f(x)

so
g(5)=-4(-5)+6
g(5)=20+6
g(5)=26

f(g(5))=f(26)=-2(26)-7
f(g(5))=-52-7
f(g(5))=-59

answer is D