Trigonometry
Write the given trigonometric expression in terms of α\alphaα only.
sin(3π2+α)\sin\left(\frac{3\pi}{2}+\alpha\right)sin(23π+α)
−sinα-\sin\alpha−sinα
sinα\sin\alphasinα
−cosα-\cos\alpha−cosα
cosα\cos\alphacosα