TrigonometryEasyGraphs of Sine and Cosine ShareGraphs of Sine and Cosine · Easy problemGive the equation of the midline of y=−32cos(23x−π4)−2y = -\dfrac{3}{2}\cos\left(\dfrac{2}{3}x - \dfrac{\pi}{4}\right) - 2y=−23cos(32x−4π)−2.Check Show answer Walk through it step by step Practice more like this Review this concept