Question

sin 48 degrees cos 15 degrees - cos 48 degrees sin 15 degrees

cos 33
cos 63
sin 63
sin 33

Answer 1

@jim_thompson5910

Answer 2

use

sin(x-y) = sin(x)cos(y) - cos(x)sin(y)

Answer 3

so sin 33 right?

Answer 4

correct

Answer 5

Thanks!