Question

escreva, na forma fatorada (decomponha em fatores primos), os numeros:40, 60, 70, 42, 44 e 66

Answer 1

40, 60, 70, 42, 44 e 66

40: 2
20: 2
10: 2
5: 5
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1    =   2³.5

60: 2
30: 2
15: 3
5: 5
-------------
1   = 2².3.5

70: 2
35: 5
7: 7
----------
1   = 2.5.7

42: 2
21: 3
7: 7
------------
1   = 2.3.7

44: 2
22: 2
11: 11
----------
1   =  2².11

66: 2
33: 3
11: 11
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1    = 2.3.11