TrigonometryHardGraphs of Sine and Cosine ShareGraphs of Sine and Cosine · Hard problemHow many solutions does sin(4x)=13\sin{\left(4 x \right)} = \frac{1}{3}sin(4x)=31 have on [0,2π][0, 2\pi][0,2π]?Check Show answer Walk through it step by step Practice more like this Review this concept