Question

F(x)=x+4and g(x)=x^3,what is (g f)(-3)

Answer 1

i hope this helps you x= -3 f (-3)= -3+4=1 g (f (-3))=g (1)=? x=1 g (1)=1^3 g (1)=1

Answer 2

If it is g(x) composed of f(x): 1 If it is g(x) times f(x): -27
(g•f)(-3) is multiplication, (gof)(-3) is composition.