This is from trigonometry transformation of sum and product
Attachments:
Answers
Answered by
0
Answer:
(cosalpha+cos9alpha)+(cos3alpha+cos7alpha)+cos5alpha
cos10alpha+cos10alpha+cos5alpha
2cos10alpha+cos5alpha
Similar questions
Math,
18 days ago
Social Sciences,
1 month ago
Math,
1 month ago
Social Sciences,
9 months ago
Math,
9 months ago