JEE MATHEMATICS MCQ: PAIR OF STRAIGHT LINES

1 Easy

1 of 1

Application +4 | -1

The value of 'a' for which the lines represented by

a{x^2} + 5\;xy + 2\;{y^2} = 0

are mutually perpendicular is

View answer and explanation

Correct option: B

-2

Option B (-2) is correct because for the lines to be perpendicular, the sum of the coefficients of x² and y² must be zero.

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