Practice problem
Rewrite the product as a sum. 2sin(5x)cos(3x)\\2\sin(5x)\cos(3x)2sin(5x)cos(3x)
sin(8x)+sin(2x)\sin(8x)+\sin(2x)sin(8x)+sin(2x)
cos(2x)−cos(8x)\cos(2x)-\cos(8x)cos(2x)−cos(8x)
cos(8x)+cos(2x)\cos(8x)+\cos(2x)cos(8x)+cos(2x)
Type a concept, like “slope” or “photosynthesis”.