Math, asked by arathip21, 3 months ago

Plove that (cotA -tan A)÷(cotA+tanA)=cos2A​

Answers

Answered by Arnadeep11
10

Answer:

Your answer is in the attachment and I also have written the answer below...

Step-by-step explanation:

LHS=SinAcosA(sinA/cosA+cosA/sinA)

SinAcosA(sin2A+cos2A/sinAcosA)

Sin2A+cos2A

1

RHS=1

Therefore,LHS=RHS.

Hopefully this helps you...

pls mark me as Brainliest and give me thanks..

Thank you

Attachments:
Answered by roshani2345
0

this is your answer

(cotA-tanA)÷(cotA+tanB)=cos2A

Attachments:
Similar questions