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For what value of k the points (1,-1), (...

For what value of k the points (1,-1), (2,-1) and (k,-1) are collinear ?

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Knowledge Check

  • The points (p+1,1), (2p+1,3) and (2p+2, 2p) are collinear, if

    A
    p=-1
    B
    `p=1/2`
    C
    p=2
    D
    `p=-1/2`

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