JEE MATHEMATICS MCQ: PAIR OF STRAIGHT LINES

1 Easy

1 of 1

Application +4 | -1

3{x^2} + xy - {y^2} - 3x + 6y + k = 0

represents a pair of lines, then

k

is equal to

View answer and explanation

Correct option: D

-9

Option D (-9) is correct because the condition for a general quadratic equation to represent a pair of lines is applied.

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