Chapter 5.1, Problem 38E

To determine

(a)

To find:

The critical number for the given function $\text{y}=5\tan x$

To determine

(b)

To find:

The open intervals where the function $\text{y}=5\tan x$ is increasing.

To determine

(c)

To find:

The open intervals where the function $\text{y}=5\tan x$ is decreasing.