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Co - ordinate Geometry Pair of Lines

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If one of the lines of the pair ax² + 2hxy + by² = 0 bisects the angle between positive sirections of the axes, then a, b, h satisy the relation

A. a + b = 2 |h|

B. a + b = -2 h

C. a - b = 2 |h|

D. (a - b)²= 4h²

E. None of the above

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Correct choice: B

Explanation:

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Eamcet Mathematics Co - ordinate Geometry Pair of Lines

Eamcet Mathematics
Co - ordinate Geometry Pair of Lines