(sinA - sinB / cosA + cosB) + (cosA - cosB / sinA + sinB) = 0
Answers
Answered by
2
Step-by-step explanation:
Hope it will help
Cross multiply the eqn
(sinA - sinB)(sinA + sinB) + ( cosA - CosB )(cosA + cosB ) / (cosA + cosB)( sinA + sinB)
= (sin^2A - sin^2B) + (cos^2A - cos^2B ) / (cosA + cosB)( sinA + sinB) ...
= 0
As (sin^2A + sin^2B =1)
Answered by
0
Answer:
cos theta by sin theta is equal to tan theta
Step-by-step explanation:
hope it helps
hence proved
Similar questions