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In /\XYZthe co-ordinate of Y and Z are (...

In `/_\XYZ`the co-ordinate of Y and Z are (-a, 0) and (a, 0), and`angle XZY-angleXYZ=2theta` (constant).Prove that the locus of the point X is `x^2-y^2+2xy cot2theta=a^2`

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UNITED BOOK HOUSE-MODEL QUESTION PAPERS-SET 11-EXERCISE
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