Prove that cos2acos2b+sin^2(a-b)-sin^2(a+b)=cos(2a+2b)
Answers
Answered by
1
Answer:
this is your answer
I hope you understand
Attachments:
Similar questions
Math,
4 months ago
Hindi,
4 months ago
Social Sciences,
4 months ago
English,
8 months ago
Social Sciences,
11 months ago
Sociology,
11 months ago