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Find least non negative integer r such that 1237"(mod 4)"+985"(mod 4)" -= r"(mod 4)" |
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Answer» SOLUTION :1237(MOD 4) +985 (mod 4) R (mod 4) ` "Now" 1237 -= 1"mod" 4` `985 -= 1 "mod" 4` `implies1237("mod" 4) +985("mod" 4) `=(1+1)"mod" 4` `=2"mod"4` `impliesr=2` |
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