Practice problem
f(x)=x2+8x+16f\left(x\right)=x^2+8x+16f(x)=x2+8x+16. Find f−1(x)f^{-1}\left(x\right)f−1(x).
2
x−4\sqrt{x}-4x−4
x−2\sqrt{x}-2x−2
2\sqrt{2}2
Type a concept, like “slope” or “photosynthesis”.