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Mathematics 18 Online
OpenStudy (anonymous):

how would you solve 20^-1 mod 26?

OpenStudy (anonymous):

you don't

OpenStudy (anonymous):

there is no way that 20 x = 1 mod 26 as both 20 and 26 are even

OpenStudy (anonymous):

say we replace 20 with 17, how would you do it?

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