Question

If sin 2x = 0 and sin 5x cos 3x = sin 6x cos 2x, then x =
nez​

Answer 1

Answer:

2 sin 5x cos 3x = 2 sin 6x cos 2x

sin 8x + sin 2x = sin 8x + sin 4x

sin 4x = 0

Step-by-step explanation:

$4x = n\pi$

$x = \frac{n\pi}{4}$