what is the necessary condition for a no. (say 5^n) that it ends with 0 for any natural no. n??

Asked by sumandeesinghrana | 30th Apr, 2010, 08:15: PM

Expert Answer:

 necessary condition for a no. (say 5^n) that it ends with 0 for any natural no.  is that Its prime factorisation must contain both 5 and 2.

Answered by  | 3rd May, 2010, 10:49: AM

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