if tan A =n X tan B and sin A = m X sin B prove that cos ^2 A=m^2-1/m^2 +1
Answers
Answered by
0
Answer:
your answer attached in the photo
please check your question
Attachments:
Similar questions
Math,
5 months ago
English,
5 months ago
Math,
10 months ago
Math,
10 months ago
Political Science,
1 year ago