Question

30 POINTS!

Use the graph of f to estimate the local maximum and local minimum.

Answer 1

`y_(min)=-1\ for\ x=(2k+1)\pi\ for\ k\in\mathbb{Z^-}\cup\{0\}\ \vee\ x=(3\pi)/(2)+2k\pi\ for\ k\in\mathbb{Z^+}\cup\{0\}`



`y_(max)=1\ for\ x=2k\pi\ for\ k\in\mathbb{Z^-}\cup\{0\}\ \vee\ x=(5\pi)/(2)+2k\pi\ for\ k\in\mathbb{Z^+}\cup\{0\}`