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[Post New]7 Apr 2008 16:14:27 IST
    Subject: Multiple n submultiple angles..
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m.viddya (101)

Scorching goIITian

Olaaa!! Perrrfect answer. 19  [22 rates]
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Q.x= sin40 - sin80+sin 160 and y= cos 50 +cos 70 +cos 170 then?
 
1.x+y=1
 
2.x+y=2
 
3.x+y=0
 
4.x-y+0
    
 

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