SOLUTION: Eliminate the parameter: x = 2^t + 2^-t, y = 2^t - 2^-t,

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Question 1059896: Eliminate the parameter: x = 2^t + 2^-t, y = 2^t - 2^-t,
Answer by ikleyn(52799) About Me  (Show Source):
You can put this solution on YOUR website!
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After elimination x%5E2+-+y%5E2 = 4 (hyperbola).

To make this elimination, simply square the expression for x, then square the expression for y, then distract.