Question

sin 15° + cos 15º =
a) root( 3÷2)
b)root(2÷3)
c) 4
d) 2cosx cosy​

Answer 1

Answer:

sin15-cos15=3/2 Answer see. sin15-90=sin75. cos 15-90=cos75. sin 75=root3/2,cos75=root3/ 2. root3/2multiply by root3/2. answer is 3/4. e3radg8 and 2 more users found this answer helpful. Thanks 1.

1 vote..