JEE MATHEMATICS MCQ: PAIR OF STRAIGHT LINES

1 Easy

1 of 1

Analyzing +4 | -1

If pairs straight lines

{x^2} - 2pxy - {y^2} = 0

and

{x^2} - 2qxy - {y^2} = 0

be such that each pair bisects the angle between the other pair, then

View answer and explanation

Correct option: B

pq = - 1

Option B (91 sq. units) is correct because the area of the triangle ABC, calculated using the coordinates of A, B, and C, is 91 square units.

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