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[Post New]2 Jul 2008 10:49:52 IST
    Subject: Re:if P(t+1/t , t-1/t) is a variable point , find its locus.
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kislay (1118)

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Olaaa!! Perrrfect answer. 198  [262 rates]
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x=t+1/t


y=t-1/t

we have on squaring and substracting the two equation..

x2-y2=(t+1/t)2-(t-1/t)2

x2 - y2=4
B.Tech CSE, ISMU
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