Multiple Choice Questions on If the lines x y 1 0 4x 3y 4 0 and x alpha y beta 0 where alpha sup2 beta sup2 2 are concurrent........... for CDS Exam Preparation

Back to Main Page

Multiple Choice Questions

If the lines x y 1 0 4x 3y 4 0 and x alpha y beta 0 where alpha sup2 beta sup2 2 are concurrent...........

Quantitative Aptitude (CDS) Coordinate Geometry
    Download Solution PDF

    If the lines x + y + 1= 0 ; 4x +3y + 4 =0 and x + αy+ β=0  , where α²+β²=2 are concurrent then 

    α=1,β=-1

    Incorrect Answer

    α=1,β=±1

    Incorrect Answer

    α=-1,β=±1

    Incorrect Answer

    α=±1,β=1

    Correct Answer
    छोटे Courses बड़े Results
    Master Coordinate Geometry
    Prepare through Micro-courses
    Try Now
    Explanation:

    we solve first two equation x + y + 1= 0 ; 4x +3y + 4 =0 we get x = -1 & y =0
    put this in 3rd  equation we get β=1
    from α²+β²=2
     α=±1 

    By: bhavesh kumar singh
    ProfileResources

    Let's Discuss

    Master
    Coordinate Geometry
    With abhipedia
    Micro Courses
    Try Now
    What our students have to say
    Review on us
    Download Abhipedia Android App

    Access to prime resources

    Downlod from playstore
    download android app download android app for free