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Trignometry

Hot goIITian

 Joined: 4 Jun 2012 Post: 138
13 Jul 2012 07:41:27 IST
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4
253
trigonometry
Engineering Entrance , JEE Main , JEE Advanced , Mathematics , Trigonometry

eliminate x and y from equations

sin x+ siny= a

cos x+ cos y = b

and

tan x + tan y = c

Scorching goIITian

Joined: 2 Mar 2011
Posts: 220
13 Jul 2012 11:20:16 IST
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break it into its form of sinc+sind=2sin(c+d/2)cos(c-d/2))

Hot goIITian

Joined: 4 Jun 2012
Posts: 138
14 Jul 2012 09:12:41 IST
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the answer isnt coming. plz solve it fully

New kid on the Block

Joined: 17 Jul 2012
Posts: 2
17 Jul 2012 18:04:50 IST
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U want eq in x and y ???

Hot goIITian

Joined: 4 Jun 2012
Posts: 138
18 Jul 2012 19:23:04 IST
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I want to eliminate x and y..Form an equation from these equations which is devoid of x and y.

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