Question

f(x)=2x+4 g(x)=3x^2-2x-3 Find f(-6) and g(3)

Answer 1

Just sub -6 and 3 to each equation!

Answer 2

f(x)=2x+4 g(x)=3x^2-2x=3
f(-6)=2(-6)+4
=-12+4
=-8
g(3)=3(3)^2-2(3)-3
=3(9)-6-3
=27-9
=16