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Maths Puzzle
1*1!+2*2!+3*3!+........12*12! when divide by 13 then what will be remainder?
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- 3the formula for calculating these kind of questions is (N+1)!-1 so here (12+1)!-1=(13!-1)/13 as it is said divide this series by 13
- 10 years agoHelpfull: Yes(1) No(0)
- (13!-1)/13
- 10 years agoHelpfull: Yes(0) No(0)
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