Question

Given f(x)=x+2 and g(x)=2x2−4x+2, how do you find f(x)−g(x)?

Answer 1

given f(x)=x+2,g(x)=2x2-4x+2

f(x)-g(x)=x+2-2x2+4x-2=-2x2+5x

=x(5-2x)