pair-st-lines

Related Questions

• The equation of the bisectors of the angle between the lines represented by the equation ${{x}^{2}}-{{y}^{2}}=0$, is

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• If the slope of one line of the pair of lines represented by $a{{x}^{2}}+4xy+{{y}^{2}}=0$is 3 times the slope of the other line, then a is

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• If the equation $2{{x}^{2}}-2hxy+2{{y}^{2}}=0$ represents two coincident straight lines passing through the origin, then $h=$

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• The angle between the lines ${{x}^{2}}-xy-6{{y}^{2}}-7x+31y-18=0$ is

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• The lines joining the origin to the points of intersection of the curves $a{{x}^{2}}+2hxy+b{{y}^{2}}+2gx=0$ and $a'{{x}^{2}}+2h'xy+b'{{y}^{2}}+2g'x=0$ will be mutually perpendicular, if

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