+0  
 
0
27
1
avatar

If n is a positive integer, then let f(n) be the sum of the digits of \frac{1}{5^{{}^n}} that are to the right of the decimal point. What is the smallest positive integer n such that f(n) > 10?

 Sep 16, 2020
 #1
avatar+732 
0

I can't really tell what fraction that is... please fix the latex! :)

 Sep 16, 2020

44 Online Users

avatar
avatar