# Question: given that fxx24xfxx24x and gxx7gxx7 calculate a fgxfgx b...

###### Question details

Given that f(x)=x2+4xf(x)=x2+4x and g(x)=x+7g(x)=x+7,
calculate

(a) f∘g(x)f∘g(x)= ,

(b) g∘f(x)g∘f(x)= ,

(c) f∘f(x)f∘f(x)= ,

(d) g∘g(x)g∘g(x)=