Question

Determine o mmc(9,15) (25,10,20) (30,45,75)

Answer 1

MMC:

9, 15|3
3, 5|3
1, 5|5
1, 1               3²x5= 45
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25, 10, 20|2
25, 5, 10|2
25, 5, 5|5
5, 1, 1|5
1, 1, 1                  2²x5²= 100
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30, 45, 75|2
15, 45, 75|3
5, 15, 25|3
5, 5, 25|5
1, 1, 5|5
1, 1, 1                  2x3²x5²= 450
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Forte abraço!

Answer 2

Vamos lá!!!

9, 15 | 3
3,  5  | 3           MMC (3 * 3 * 5 = 45)
1,  5  | 5
1,  1  |-----
           45


25, 10, 20 | 2
25,  5 , 10 | 2         MMC (2 * 2 * 5 * 5 = 100)
25,  5 ,  5  | 5
 5 ,  1 ,  1  | 5
 1 ,  1 ,  1  |-----
                  100


30, 45, 75 | 3
10, 15, 25 | 2         MMC (3 * 2 * 3 * 5 * 5 = 450)
 5 , 15, 25 | 3
 5 ,  5 , 25 | 5
 1 ,  1 ,  5  | 5
 1 ,  1 ,  1  | ----------   
                    450

Abraço. Bons Estudos.