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Find the last digit of 196^213 · 213^196

 May 28, 2021
 #1
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0

6, 6, 6, 6, 6, 6, 6, 6

196^213 last digit is 6

3, 9, 7, 1, 3, 9, 7, 1

213^196 last digit is 1

 

6*1 = 6

 

=^._.^=

 May 28, 2021
 #2
avatar+89 
0

Thank you! I always wondered how to go about these types of questions. 

tmatthews  May 28, 2021
 #3
avatar+2401 
0

You're welcome, all the end numbers repeat. :))

1: 1, 1, 1, 1

2: 2, 4, 8, 6

 

=^._.^=

catmg  May 28, 2021

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