Sketch the curve by eliminating the parameter, and indicate the direction of increasing t

x=sec^2t

y=tan^2t

I don't know how I would isolate t. Do i use the inverse? But what angle do i use?

Help is greatly appreciated

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- October 9th 2008, 07:07 PM #1

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- October 10th 2008, 08:37 PM #5