2. Trigonometric Functions on Right Triangles

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

In Exercises 45–52, graph two periods of each function.y = 2 tan(x − π/6) + 1

In Exercises 55–58, use a graph to solve each equation for -2π ≤ x ≤ 2π.tan x = -1

In Exercises 55–58, use a graph to solve each equation for -2π ≤ x ≤ 2π.csc x = 1