Straight Lines and Pair of Straight Lines Part 1
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Question : 42 of 100
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If the two lines x + ( a − 1 ) y = 1 and 2 x + a 2 y = 1 ( a ∊ R − { 0 , 1 } ) are perpendicular, then the distance of their point of intersection from the origin is
[9 Apr 2019 Shift 2]
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