InterviewSolution
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| 1. |
If A_(j) = ( x-a_(j))/( | x- a_(j)|) , j = 1,2,"........" nand a_(1) lt a_(2) lt a_(3)lt"....."lt a_(n)underset( x rarr a_(m)) ( "lim") (A_(1).A_(2)."........" A_(n)), 1 le m le n |
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Answer» is EQUAL to `( -1)^(N -m+1)` |
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