Resposta :
42, 65, 91 2
21 65 91 3
7 65 91 5
7 13 91 7
1 13 13 13
1 1 1 mmc(42,65,91) = 2730
42,65,91|2
21,65,91|3
7,65,91|5
7,13,91|7
1,13,13|13_____________
1, 1, 1| MMC=2*3*5*7*13 ==> MMC=2.730
21,65,91|3
7,65,91|5
7,13,91|7
1,13,13|13_____________
1, 1, 1| MMC=2*3*5*7*13 ==> MMC=2.730