TrigonometryMediumGraphs of Sine and Cosine ShareGraphs of Sine and Cosine · Medium problemState the range of y=−cos(3x−π2)+1y = -\cos\left(3x - \dfrac{\pi}{2}\right) + 1y=−cos(3x−2π)+1 in interval notation.Check Show answer Walk through it step by step Practice more like this Review this concept