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If the co-ordinates of a variable point ...

If the co-ordinates of a variable point P be `(t +1/t, t - 1/t)` where t is the variable quantity, then the locus of P is :

A

xy =8

B

`2x^2 - y^2 = 8`

C

`x^2 -y^2 = 4`

D

`2x^2 + 3y^2 = a^2`

Text Solution

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The correct Answer is:
C
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