Math, asked by deepanshu12353, 9 months ago

6. Find the value of:
(D)
sin 150° cos 120° + cos 330° sin 660°​

Answers

Answered by jagatpaljagat3844
1

first break 150 as 180-30

120 as 180-60

330 as 360-30

660 as 2*360-60

Attachments:
Similar questions