Question

Use the product-to-sum identities to rewrite the following expression

sin 14° cos50°
Need help with hw, willing to give $$

Answer 1

General identity:

`sin(x) cos(y) = (1)/(2) (sin(y+x) - sin(y-x))`

In this example, x = 14, y = 50

Answer: D

`(1)/(2) (sin(64) - sin(36))`