Jika diketahui fungsi f(x)=1−xf\left(x\right)=1-xf(x)=1−x, g(x)=1−x2g\left(x\right)=1-x^2g(x)=1−x2, dan h(x)=x+2h\left(x\right)=x+2h(x)=x+2, maka (g∘h∘f)(x+1)\left(g\circ h\circ f\right)\left(x+1\right)(g∘h∘f)(x+1) sama dengan ....
−x2−4x+3-x^2-4x+3−x2−4x+3
−x2+4x+3-x^2+4x+3−x2+4x+3
−x2+4x−3-x^2+4x-3−x2+4x−3
x2+4x+3x^2+4x+3x2+4x+3
x2+4x−3x^2+4x-3x2+4x−3