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The equation of the latus rectum of the parabola represented by equation y2+2Ax+2By+C=0, is

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Important Questions on Circle and Conics

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The length of the latus-rectum of the parabola whose focus is u22gsin2α,-u22gcos2α and directrix is y=u22g, is 
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The equation of the ellipse whose centre is at origin and which passes through the points -3,1 and 2,-2 is
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The locus of a variable point whose distance from -2, 0 is 23 times its distance from the line x=-92, is
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The equation of the ellipse whose centre is 2,-3, one of the foci is 3,-3 and the corresponding vertex is 4,-3, is
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The equation of the ellipse whose vertices are ±5,0 and foci are ±4,0 is