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If a|b and a|c, then?(a) a|bc(b) c|a(c) a|(b+c)(d) b|aI got this question in homework.This interesting question is from Algorithms topic in division Algorithms of Discrete Mathematics

Answer»

Right option is (C) a|(B+c)

To EXPLAIN: If a|b and a|c then b = am and c = an for some integer m and N. HENCE, b + c = a(m + n). Therefore, a|(b+c).



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