Question

cos60 cos30 +sin60 sin30

Answer 1

Answer:

$= \cos(60) \cos(30 ) + \sin(60) \sin(30) \\ = \frac{1}{2} \times \frac{ \sqrt{3} }{2} + \frac{ \sqrt{3} }{2} \times \frac{1}{2} \\ = \frac{ \sqrt{3} }{4} + \frac{ \sqrt{3} }{4} \\ = \frac{2 \sqrt{3} }{4} \\ = \frac{ \sqrt{3} }{2}$

Answer 2

Answer:

Hey mate your answer is given below