Math, asked by Irra, 1 year ago

Please solves these four questions...Answers are given but i dont know procedure??

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Irra: you too

Irra: do u know how to solve them

Irra: then help me na

Irra: bro??

Irra: I m girl

Irra: Where did you solve them

Answers

Answered by Anonymous

1

in 31 use identity to solve ...otherwise simplify terms and put value...

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Irra: oh

Irra: i m preparing from 2010

Irra: i belong obc

Irra: i gave in 2010 then 2014 2015

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