pair-st-lines

Related Questions

• If the angle $2\theta $is acute, then the acute angle between ${{x}^{2}}(\cos \theta -\sin \theta )+2xy\cos \theta +{{y}^{2}}(\cos \theta +\sin \theta )=0$ is

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• Condition that the two lines represented by the equation $a{{x}^{2}}+2hxy+b{{y}^{2}}=0$to be perpendicular is

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• The equation ${{(x-5)}^{2}}+(x-5)\,(y-6)\,-2\,{{(y-6)}^{2}}=0$ represents

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• Angle between the line joining the origin to the points of intersection of the curves $2{{x}^{2}}+3{{y}^{2}}+10x=0$ and $3{{x}^{2}}+5{{y}^{2}}+16x=0$ is

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• The angle between the pair of lines given by equation ${{x}^{2}}+2xy-{{y}^{2}}=0$, is

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