If f(x)=x2f(x) = x^2f(x)=x2 and g(x)=x+1g(x) = x+1g(x)=x+1, find (gcircf)(x)(g \\circ f)(x)(gcircf)(x).
x2+1x^2 + 1x2+1
(x+1)2(x+1)^2(x+1)2
x2+xx^2 + xx2+x
x2+2x+1x^2 + 2x + 1x2+2x+1