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Q. 15 A ring has no zero - divisors ifan only if *O R has identityO cancellation law is valid in ROcancellation law is invalid in RO None of these |
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Answer» hshhsjdhdghdjvdbdkdgdngsndv Step-by-step EXPLANATION: jdhdghddhhdgdkdhdnkdhdjdhhkdhnxdkdhdhkdhxhndndbvdbdbdbdhhdjfjjfjrjriejbebe |
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