91Ó°ÊÓ

a. Sketch the graphs of \(y=\tan x\) and \(y=\cot x\) for \(-\pi \leq x \leq \pi\) b. Name four values of \(x\) in the interval \(-\pi \leq x \leq \pi\) for which tan \(x=\cot x\)

Find the period of each function. \(y=\cos 3 x\)

In \(3-14,\) sketch one cycle of the graph. $$ y=-\cos x $$

In \(15-26,\) find each exact value in radians, expressing each answer in terms of \(\pi\) \(y=\arctan 1\)

Using the graphs of each function, determine whether each function is even, odd, or neither. a. \(y=\tan x\) b. \(y=\csc x\) c. \(y=\sec x\) d. \(y=\cot x\)

In \(15-26,\) find each exact value in radians, expressing each answer in terms of \(\pi\) \(y=\arccos \frac{1}{2}\)

In \(15-26,\) find each exact value in radians, expressing each answer in terms of \(\pi\) \(y=\arcsin 0\)

Sketch one cycle of each function. \(y=\sin x\)

Sketch one cycle of each function. \(y=3 \cos x\)

Sketch one cycle of each function. \(y=\sin \left(x+\frac{\pi}{2}\right)\)