Latest MBA Aptitude Question SOLUTION: If N = 1! – 2! + 3! – 4! +…..+ 47! – 48! + 49!, then what is the unit digit of N^N?

1) 0
2) 9
3) 7
4) 1

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(#M40016102) MBA question number systems, progressions Keep an EYE

If N = 1! – 2! + 3! – 4! +…..+ 47! – 48! + 49!, then what is the unit digit of N^N?

1) 0
2) 9
3) 7
4) 1

Asked In MBA (11 years ago)

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