The equations of the lines represented by the equation $ax^2 + (a + b)xy + by^2 + x + y = 0$ are

  • A
    $ax + by + 1 = 0$,$x + y = 0$
  • B
    $ax + by - 1 = 0$,$x + y = 0$
  • C
    $ax + by + 1 = 0$,$x - y = 0$
  • D
    None of these

Explore More

Similar Questions

For what value of $p$ does the equation $y^2 + xy + px^2 - x - 2y = 0$ represent two straight lines?

The equation $2x^2 + 7xy + 3y^2 + 8x + 14y + \lambda = 0$ represents a pair of straight lines when $\lambda = $

The lines represented by the equation $a{x^2}(b - c) - xy(a(b - c) + c(a - b)) + c{y^2}(a - b) = 0$ are

If the pair of lines $6x^2+xy-y^2=0$ and $3x^2-axy-y^2=0$ with $a>0$ have a common line,then $a=$

The separate equations of the lines represented by the pair of lines equation $x^2 + xy - 12y^2 = 0$ are

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo