SOLUTION: When a number N is multiplied by another number which is 1 less than N, the result is 156. Find the number N.
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Question 1076039: When a number N is multiplied by another number which is 1 less than N, the result is 156. Find the number N.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
n(n-1)=156
n^2-n-156=0
(n-13)(n+12)=0
n=13,-12
so 13*12
or -12 and -13 both work.
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