pair-st-lines

Related Questions

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• If the equation $a{{x}^{2}}+b{{y}^{2}}+cx+cy=0$ represents a pair of straight lines, then

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• If two sides of a triangle are represented by ${{x}^{2}}-7xy+6{{y}^{2}}=0$ and the centroid is (1, 0) then the equation of third side is

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• Which of the equation represents the pair of perpendicular straight lines

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