Find The Value of :
5 sin 75° sin 77° + 2 cos 13° cos 15°/ cos 15° sin 77° - 7 sin 81°/ cos 9°
Attachments:
Answers
Answered by
3
-1 is the correct answer
Similar questions
Computer Science,
7 months ago
English,
7 months ago
English,
7 months ago
History,
1 year ago
Chemistry,
1 year ago