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(#M40039325) TCS QUESTION remainder theorem KEEP AN EYE what is the remainder when 72^21 divided by 25

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22 ans
(75-3)^21-->(-3)^21-->(-27)^7-->(-2)^7
So -128/25 remainder -3 or 22 ans
10 years agoHelpfull: Yes(1) No(2)

yes ans -3 i.e 22
10 years agoHelpfull: Yes(0) No(0)

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