1
$\begingroup$

If $a,b$ greater than or equal to 1 and if the $\text{gcd}(a,b)=1$ explain how we know that the $\text{lcm}(a,b)=ab$.

  • 0
    If $\gcd(a,b) = 1$, then $a \mid t$ and $b \mid t$ implies $ab \mid t$.2012-09-19
  • 0
    Related to, if not a duplicate of http://math.stackexchange.com/questions/194961/prove-if-am-and-bm-and-gcda-b-1-then-abm2012-09-19

4 Answers 4