Question

decomponha cada um dos números em fatores primos.
a 48
b 120
c 54
d 132
e 75
f 441

qual a forma farorada do numero 780?

Answer 1

a)
 
48: 2
24: 2
12: 2
6: 2
3: 3
-------------
1  =     2⁴.3

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b)

120: 2
60: 2
30: 2
15: 3
5: 5
----------------
1   = 2³.3.5

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c)
54: 2
27: 3
9: 3
3: 3
-----------------
1  = 2.3³

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d)
132: 2
66: 2
33: 3
11: 11
----------------
1  =    2².3.11

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e)
75: 3
25: 5
5: 5
----------------
1    =  3.5²

¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
f)

441: 3
147: 3
49: 7
7: 7
------------
1  = 3².7² 
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g)

780: 2
390: 2
195: 3
65: 5
13: 13
------------
1  = 2².3.5.13