prove that
answer this questions if you don't know please don't answer someone else answer and please don't write this again that search on Google
Attachments:
Answers
Answered by
1
Step-by-step explanation:
cosA/1+sinA + 1+sinA/cosA
=cos²A+(1+sinA)²/cosA(1+sinA)
=cos²A+1+sin²A+2sinA/cosA(1+sinA)
=2+2sinA/cosA(1+sinA)
=2(1+sinA)/cosA(1+sinA)
=2/cosA
=2secA
Similar questions