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Find the equation of the straight line w...

Find the equation of the straight line which is perpendicular to y=x and passes through (3,2).

Text Solution

Verified by Experts

Any line `bot` x-y=0 is x+y+k=0
It its passes through (3,2) `therefore` 3+2+k=0
`therefore k=-5`
Hence required line x+y-5=0
i.e x+y=5
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Knowledge Check

  • The equation of the stringht line which is perpendicular to the line y=x and passes through (3,2) is -

    A
    `x-y=5`
    B
    `x+y=1`
    C
    `x-y =1`
    D
    `x+y=5`

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