4. Graphing Trigonometric Functions

In Exercises 17–24, graph two periods of the given cotangent function. y = −3 cot π/2 x

In Exercises 18–24, graph two full periods of the given tangent or cotangent function. y = −tan(x − π/4)

In Exercises 17–24, graph two periods of the given cotangent function. y = 3 cot(x + π/2)

In Exercises 18–24, graph two full periods of the given tangent or cotangent function. y = − 1/2 cot π/2 x