Over what time period should the cost of providing retirement benefits to employees be expensed?

Sketch the graph of the given function. What is the period of the function? $y=\cos \frac{\pi x}{2}$

Find the period and sketch the graph of the equation. Show the asymptotes

$$y=\frac{1}{4} \sec x$$

Find the period and sketch the graph of the equation. Show the asymptotes.

$$y = \tan \dfrac{\pi}{6} x$$

Find the period and sketch the graph of the equation. Show the asymptotes.

$$y=\csc \frac{1}{2} x$$

What does the time period of the painting’s creation tell you about its meaning?

Find the amplitude and the period and sketch the graph of the equation,.

$$y=\frac{1}{2} \cos 3 x$$

Find the period and sketch the graph of the equation. Show the asymptotes.

$$y=\sec \frac{1}{2} x$$

Find the period and sketch the graph of the equation. Show the asymptotes.

$$y=\tan \frac{1}{2} x$$

A pendulum makes 25 oscillations in $32 \mathrm{~s}$. Find (a) the period and (b) the pendulum's length.

Find the period and sketch the graph of the equation. Show the asymptotes.

$$y = \cot \dfrac{1}{2} x$$

Find the period and sketch the graph of the equation. Show the asymptotes.

$$y = \tan \dfrac{1}{2} x$$

Find the period and sketch the graph of the equation. Show the asymptotes.

$$y=\frac{1}{2} \csc x$$

In this exercise, evaluate the trigonometric function using its period as an aid.

$$\cos 4 \pi$$