AP EAMCET Engineering 18 Sep 2020 Shift 2 Paper
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Question : 74 of 160
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The pair of straight lines represented by the equation 3 d x 2 + 5 x y + ( d 2 − 2 ) y 2 = 0 . If the lines perpendicular to each other, for how many values of d this condition will be satisfied?
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