TrigonometryEasyGraphs of Sine and Cosine ShareGraphs of Sine and Cosine · Easy problemWhat is the amplitude of y=52cos(x−π6)−1y = \dfrac{5}{2}\cos\left(x - \dfrac{\pi}{6}\right) - 1y=25cos(x−6π)−1?Check Show answer Walk through it step by step Practice more like this Review this concept