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QUESTION

Find the least common multiple of each of the pairs in question 4.



ANSWER

By th.1.10, gcd$(a,b).lcm(a,b)=a.b$.

Therefore lcm$(12,57)=\frac{(12.57)}{3}=228$

and lcm$(743,601)=\frac{(743.601)}{1}=446543.$




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