Question

The equation...

Answer 1

@terenzreignz :)

Answer 2

nope, try again :P
cos(a+b) = cos(a)cos(b) - sin(a)sin(b)

Answer 3

urmm :/ i'm a bit confused haha :/ what do u mean by that? :P

Answer 4

so i take that it has to a subtracted though right? so is it between A and C?

Answer 5

On second thought, you were correct.
My bad...

Answer 6

I didn't notice it was a \pi/6 - x

Answer 7

ohh!! haha awesome!! :) yayy :P thanks!!

Answer 8

wait yeah that's what i thought there was something wrong about him not being correct there was the pie

Answer 9

hahah yeah! thanks!!! :D