InterviewSolution
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यदि `(n+3) ! = 56[(n+1)!]` तो n का मान ज्ञात कीजिए । |
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Answer» Correct Answer - 5 `(n+3)! = 56(n+1)! rArr (n +3) (n+2) (n+1) = 56(n+1)!` `rArr (n+3) (n+2) = 56 rArr n^(2) + 5n - 50 = 0` ` :. n = 5,-10` `n = 5` (ग्राह्य मान) |
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