JEE Advanced Mathematics question

MathematicsStraight LinesJEE Advanced

The diagonals of a square are along the pair of lines whose equation is . If is a vertex of the square then another vertex consecutive to it can be

Answer: (A),(C)

Solution

. The diagonals are and , which meet at the centre . The vertex lies on , at distance from . *(Figure: square with centre , diagonals (through and ) and (through the other two vertices);

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Question ID VK-108879