Exercise 1.7.17
The solid line is \(y=\sqrt{x}\) and the dashed line is \(y=\sqrt{-x}\).
Replacing \(x\) with \(-x\) reflects the graph about the \(y\)-axis.
The solid line is \(y=\sqrt{x}\) and the dashed line is \(y=\sqrt{-x}\).
Replacing \(x\) with \(-x\) reflects the graph about the \(y\)-axis.