CosA + sinA = 2 cos A then show that cosA-sinA = 2sinA - Maths - Introduction to Trigonometry

Question

CosA + sinA = ?2 cos A then show that cosA-sinA =?2sinA

Navya · Answer

All the best for ur xam and hope this helps
<img src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_5aba3b07c0c14%20jpeg">