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Number of values of k for which the l...

Number of values of k for which the lines `k x+y+1=0` `x+k y+2=0` `x+y+k=0` are concurrent is 3 (2) 2 (3) 1 (4) 0

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Knowledge Check

  • The number of real values of k for which the lines x-2y+3=0,kx+3y+1=0 and 4x-ky+2=0 are concurrent is:

    A
    0
    B
    1
    C
    2
    D
    infinite

  • The value of k for which the lines 7x -8y +5=0, 3x-4 y+5 =0 and 4x+5y+k =0 are concurrent is given by

    A
    `-45`
    B
    `44`
    C
    `54`
    D
    `-54`

  • The value of k such that the lines 2x-3y+k=0,3x-4y-13=0 and 8x-11y-33=0 are concurrent is

    A
    20
    B
    `-7`
    C
    `7`
    D
    `-20`

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    If the lines x-y-1=0, 4x+3y=k and 2x-3y+1=0 are concurrent, then k is

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    For what value of k are the three st.lines : 2x+y-3=0 , 5x+ky-3=0 and 3x-y-2=0 are concurrent.

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