4. Graphing Trigonometric Functions

In Exercises 17–24, graph two periods of the given cotangent function. y = 2 cot x

Determine the simplest form of an equation for each graph. Choose b > 0, and include no phase shifts. (Midpoints and quarter points are identified by dots.)

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Below is a graph of the function $y=\(\tan\]\left\)(bx\(\right\))$. Determine the value of b.

Below is a graph of the function $y=\(\cot\[\left\)(bx+\(\frac{\pi}{2}\]\right\))$. Determine the value of b.