pair-st-lines

Related Questions

• The equation $2{{x}^{2}}+4xy-k{{y}^{2}}+4x+2y-1=0$ represents a pair of lines. The value of k is

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• The combined equation of the bisectors of the angle between the lines represented by $({{x}^{2}}+{{y}^{2}})\sqrt{3}=$ $4xy$ is

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• The lines joining the points of intersection of line $x+y=1$ and curve ${{x}^{2}}+{{y}^{2}}-2y+\lambda =0$ to the origin are perpendicular, then the value of $1/\sqrt{10}$ will be

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• The straight lines represented by the equation $9{{x}^{2}}-12xy+4{{y}^{2}}=0$ are

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• The equation of pair of lines joining origin to the points of intersection of ${{x}^{2}}+{{y}^{2}}=9$and $x+y=3$ is

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