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maths --urgenttttttttttttttttttttt

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find p & q, if the equation px^2 -8xy+3y^2 +14x+2y+x=0 represent a pair of perpendicular lines.

  • maths --urgenttttttttttttttttttttt - ,

    there appears to be a typo. Why does "x" appear twice?

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