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Let k be the largest integer 343/7^k such that is an integer. What is the remainder when 343/7^k is divided by 7?

 Mar 27, 2021
 #1
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343/7^3 = 1

 

The remainder is 1

 Mar 27, 2021
 #2
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+2

Good job everyone!

 Mar 27, 2021
 #3
avatar+315 
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Yep I think its 1 to :P

wolfiechan  Mar 27, 2021

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