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Find least non negative integer r such that 6xx18xx27xx(-225) -= r "(mod 8)" |
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Answer» SOLUTION :`6xx18xx27xx -225 -= R("mod8")` `"Now" 6xx18=108 -=4 "MOD"8` `27 -= 3 "mod" 8` `-225-=7 "mod" 8` `implies6xx18xx27xx-225 -= 4xx3xx7 "mod"8` `-=84 "mod"8 -= 4 "mod" 8` `:. r=4` |
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