If and

Then find value of

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- Dec 31st 2011, 11:46 PMjacksTrigonometric equation
If and

Then find value of - Jan 1st 2012, 12:32 AMCaptainBlackRe: Trigonometric equation
- Jan 1st 2012, 01:54 AMProve ItRe: Trigonometric equation
- Jan 1st 2012, 05:26 AMjacksRe: Trigonometric equation
Thanks Got it

Let and

Then from Given equation

So

OR

and

So - Jan 1st 2012, 06:50 AMCaptainBlackRe: Trigonometric equation