step by step answer
Attachments:
Answers
Answered by
1
I will hope this will help you
Attachments:
Answered by
0
Answer:
Step-by-step explanation:
From LHS
=>sin^2A+(1+cosA)^2/(1+cosA).sinA
=>sin^2A+1+2cosA+cos^2A/(1+cosa).sins
=>(sin^2A+cos^2A)+1+2cosA/(1+cosa). sinA
=>1+1+2cosA/(1+cosA).sinA
=>2+2cosA/(1+cosA).sinA
=>2(1+cosA)/(1+cosA).sinA
=>2/sinA
=>2×1/sinA
=>2cosecA=RHS
Similar questions