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From the equations which representsthe following Pair of lines x = y , x + 2y + 5 = 0 |
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Answer» Solution :x = y , x + 2y + 5 = 0 `therefore` (x =-y) ( x + 2y + 5 )= 0 or, `x^2 + 2XY + 5x - XY - 2y^2 - 5y = 0 or, `x^2 - 2y^2 + xy + 5x - 5y = 0 which REPRESENTS a PAIR of lines. |
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