Math, asked by yxvxkx25, 1 year ago

plz solve this question..

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Answers

Answered by christen

hope it will help you..

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yxvxkx25: u have written sin^2 theta only..

christen: once again see the solution and try to understand what i hv done.

christen: first 2 steps u see

yxvxkx25: that's were I'm confused

christen: i hv multiplied in first step

christen: once with sin md another time with cos.

yxvxkx25: sry.... can't get it...

yxvxkx25: I'll try to understand....

yxvxkx25: but thx for solving....

christen: it's ok

Answered by Nisha328

Taking reciprocal of both,
1/cos sq. theta +1/sin sq. thet=
sec sq. theta +cosec sq. theta.
Hence proved.
I hope it helps you.

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christen: no i haven't.

yxvxkx25: but that's a identity

yxvxkx25: u have simply reciprocated

christen: have i??

yxvxkx25: no u haven't....

Nisha328: But we can reciprocate it.

yxvxkx25: we need to use identity..... we can't simply just reciprocate

Nisha328: sorry but mujhe iss question ke liye preboards mein marks mile hai woh answer bhi right hai.

christen: hw can't u understand such simple steps i couldn't find it!!!

yxvxkx25: it's fine nisha...

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