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Find the slope of the x + y = 0 and x - ...

Find the slope of the x + y = 0 and x - y = 0 .

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The correct Answer is:
`-1`
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Find the value of k if x+y -5=0 and 2x + ky -8=0 are conjugate w.r.t. the circle x ^(2) + y ^(2) -2x -2y -1=0

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Knowledge Check

  • The slope of the line 4x-5y-1=0 is

    A
    `3//2`
    B
    `-3//2`
    C
    `-3//4`
    D
    `4//5`

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