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Trignometry

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TRIGO QUESTION USING GRAPH
Engineering Entrance , JEE Main , JEE Advanced , Mathematics , Trigonometry

If 0<x<1 :: Then show  [tan^-1(x)] / x > pie/4

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8 Jun 2012 10:33:57 IST
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Hot goIITian

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8 Jun 2012 10:59:35 IST
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ARE U MANIA VISWANATHAN?

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Blazing goIITian

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8 Jun 2012 11:08:28 IST
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since 0 < x < 1,taking tan inverse 0 < tan^-1 x < pi/4

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sorry there r some problem with this thread...

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8 Jun 2012 11:13:32 IST
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$\hspace{-16}Here Slope of Line \bf{OC>} Slope of Line \bf{OB}\\\\\\ So \bf{\frac{\tan^{-1}(x)}{x}>\frac{\pi}{4}}$

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8 Jun 2012 11:15:08 IST
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