Math, asked by piyushgupta2301, 1 year ago

If tan a +sin a = m and tan a-sin a= n show that (m)2 -(n)2 =4√mn

Answers

Answered by rajdristant007

7

Hope this will help you

Attachments:

rajdristant007: so in numerator sin^2A -sin^2Acos^2A

piyushgupta2301: in next step

piyushgupta2301: please tell me

rajdristant007: after that i took sin^2A common

piyushgupta2301: ok ok

piyushgupta2301: i knew it

piyushgupta2301: thanks for your support

rajdristant007: then we know 1- cos^2A= sin^2A so i substituted 1-cos^2A to sin^2A

piyushgupta2301: yes

piyushgupta2301: ok

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