Question

Let g(x)=2x and h(x)=x^2+4 Evaluate (h*g)(-5)

Answer 1

start off by plugging -5 into the g(x) formula
g(-5)=2(-5)
g(-5)=-10

Answer 2

then plug that into the h(x) formula
h(-10)=(-10)^2+4
h(-10)=104

Answer 3

so (h*g)(-5) = 104