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![[Post New]](/templates/default/images/icon_minipost_new.gif) 10 Sep 2008 17:42:19 IST
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2. The curve descibed parametrically by x = t2+t+1, y = t2-t+1 represents
A) A pair of straight lines
B) ellipse
C) parabola
D) hyperbola
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iitaspirant001@yahoo.com |
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14 Sep 2008 22:57:53 IST
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...
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iitaspirant001@yahoo.com |
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14 Sep 2008 23:08:49 IST
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^2-\left(\frac{x-y}{2}\right)%2B1$})
^2%2B\left(\frac{y-x}{2}\right)%2B1$})
%2B\left(\frac{y}{2}\right)%2B1$})
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