Question

show that sin60xcos30+cos60xsin30=sin(60+30)

Answer 1

Hallo dear ,

Your answer is attached below.

Answer 2

Question:

Sin60.Cos30+Cos60.Sin30

Answer:

= √3/2 X √3/2 + 1/2 X 1/2

= 3/4 + 1/4 FORMULA USED (sin a+b) = Sin a Cos B + Cos a Sin b

= 4/4 :; 4/4 = both cancel = 1

= 1

-----------PLEASE MARK AS BBRAINSLI-T--