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Trignometry

Blazing goIITian

 Joined: 23 Dec 2011 Post: 1189
9 May 2012 10:28:38 IST
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5
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help...
Engineering Entrance , JEE Main , JEE Advanced , Mathematics , Trigonometry

plz tell me what does sinhx means and how is it diff frm sinx

Blazing goIITian

Joined: 23 Dec 2011
Posts: 1189
9 May 2012 12:51:52 IST
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sumone plz help me........

Blazing goIITian

Joined: 21 Mar 2012
Posts: 1457
9 May 2012 16:13:39 IST
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i know only expansion wise no other evidence

Blazing goIITian

Joined: 23 Dec 2011
Posts: 1189
9 May 2012 16:26:56 IST
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i lasoknow d expansion bt want to know d diffrence between them.......

Blazing goIITian

Joined: 21 Mar 2012
Posts: 1457
9 May 2012 16:40:18 IST
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sorrrrrrrrry

Blazing goIITian

Joined: 8 May 2012
Posts: 466
9 May 2012 16:48:23 IST
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$\sinh x = x + \frac {x^3} {3!} + \frac {x^5} {5!} + \frac {x^7} {7!} +\cdots = \sum_{n=0}^\infty \frac{x^{2n+1}}{(2n+1)!}$

$\frac{d}{dx}\sinh x = \cosh x \,$

• Hyperbolic sine:
$\sinh x = \frac {e^x - e^{-x}} {2} = \frac {e^{2x} - 1} {2e^x}$

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