Write the expression as the sine or cosine of an angle.
cos cos x - sin sin x
[?](x
-
=
Hint: sin(A + B) = sin A cos B = cos A sin B
cos(A + B) = cos A cos B F sin A sin B
Enter

grab rope, tie a loop-de-loop, put it around ur neck, now jump while its tied to a high place. now your shoes are cool.

step-by-step explanation:

college

b, i believe, but not sure.

180°

step-by-step explanation:

sum of equilateral triangle=180°

< n=60°

< m=120°°[angle supplementary of equilateral angle]

< m+< r+< x=360°(sum of exterior angle of triangle)