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Co - ordinate Geometry Pair of Lines

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If the bisectors of the lines x² - 2pxy - y² = 0 be x² - 2qxy - y² = 0, then

A. pq + 1 = 0

B. pq - 1 = 0

C. p + q = 0

D. p - q = 0

E. None of the above

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Correct choice: A

Explanation:

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Eamcet Mathematics Co - ordinate Geometry Pair of Lines

Eamcet Mathematics
Co - ordinate Geometry Pair of Lines