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B) Find a positive integer n so that 9n=1 mod 26

B) Find a positive integer n so that 9n=1 mod 26
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1 vote
B) Find a positive integer n so that 9n=1 mod 26

User Evgen Filatov
by
8.4k points

1 Answer

6 votes

Well, 27 = 9*3, and mod 26 leaves a remainder of 1, so
n=3 is a solution.

User Patric
by
8.4k points
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