Sin 35 sin 55 - cos 35 cos 55 =??
Answers
Answered by
5
use trigonometric identity (1), we get the answer
Attachments:

mysticd:
i am sorry,
Similar questions
Physics,
10 months ago
Math,
10 months ago
Computer Science,
10 months ago
Social Sciences,
1 year ago
Hindi,
1 year ago
Social Sciences,
1 year ago
Physics,
1 year ago
Biology,
1 year ago