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Let x^2 + y^2 = r^2 and xy = 1 intersect...

Let `x^2 + y^2 = r^2` and `xy = 1` intersect at `A & B` in first quadrant, If `AB = sqrt14` then find the value of `r.`

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The correct Answer is:
`1.5`
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NTA MOCK TESTS-JEE MOCK TEST 26-MATHEMATICS
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