CPM Homework Help : INT3 Problem 12-27

Using a graph of $y=\sin(x)$ as a reference, sketch a graph of $y=\left|\sin(x)\right|$ .

Hint:

The graph of $y=\sin(x)$ is shown below. What effect does absolute value have on a graph?

Repeating wave curve, first visible high & low points: (negative 3 pi halves, comma 1) & (negative pi halves, comma negative 1), continuing in that pattern, just past 2 pi.