TrigonometryMediumGraphs of Sine and Cosine ShareGraphs of Sine and Cosine · Medium problemState the range of y=−cos(3x+π2)−2y = -\cos\left(3x + \dfrac{\pi}{2}\right) - 2y=−cos(3x+2π)−2 in interval notation.Check Show answer Walk through it step by step Practice more like this Review this concept