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If 1+12+123+1234+12345+123456+1234567+12345678 is congruent to n modulo 8, what is the value of n?

 

\(\phantom{modulo 9}\)

 Jun 22, 2022
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( 1+12+123+1234+12345+123456+1234567+12345678) mod 8 == 0 - the remainder.

 

n == 0

 Jun 23, 2022

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