Practice problem
For f(x)=x+5f(x)=x+5f(x)=x+5, what is f−1(x)f^{-1}(x)f−1(x)?
f−1(x)=y+5f^{-1}(x)=y+5f−1(x)=y+5
f−1(x)=y−5f^{-1}(x)=y-5f−1(x)=y−5
f−1(x)=x−5f^{-1}(x)=x-5f−1(x)=x−5
f−1(x)=x+5f^{-1}(x)=x+5f−1(x)=x+5
Type a concept, like “slope” or “photosynthesis”.