TrigonometryMediumGraphs of Sine and Cosine ShareGraphs of Sine and Cosine · Medium problemState the range of y=−12cos(2x−π4)−3y = -\dfrac{1}{2}\cos\left(2x - \dfrac{\pi}{4}\right) - 3y=−21cos(2x−4π)−3 in interval notation.Check Show answer Walk through it step by step Practice more like this Review this concept