Question

if f(x)=x^2+6 and g(x)=-2x, what is the value of f(g(4))-g(f(4))

Answer 1

f(4) = 22
g(4) = -8
g(22) = -44
g(4)-g(22)=-52
f(-52) = 2710

Sorry if wrong. Haven’t done this in a while