Jika fungsi f(x)=1−x2f\left(x\right)=1-x^2f(x)=1−x2 dan g(x)=5+xg\left(x\right)=\sqrt{5+x}g(x)=5+x maka daerah hasil fungsi komposisi f∘g=....f\circ g=....f∘g=....
{y∣−∞<y<∞}\left\{y|−∞<y<∞\right\}{y∣−∞<y<∞}
{y∣y≥1}\left\{y|y\ge1\right\}{y∣y≥1}
{y∣−1<y<1}\left\{y|−1<y<1\right\}{y∣−1<y<1}
{y∣y≥5}\left\{y|y\ge5\right\}{y∣y≥5}
{y∣−1<y<5}\left\{y|−1<y<5\right\}{y∣−1<y<5}