Resposta:
a) 20
[tex]20 = {2}^{2} \times 5[/tex]
b) 15
[tex]15 = 3 \times 5[/tex]
c) 45
[tex]45 = {3}^{2} \times 5[/tex]
d) 50
[tex]50 = 2 \times {5}^{2} [/tex]
e) 81
[tex]81 = {3}^{4} [/tex]
f) 100
[tex]100 = {2}^{2} \times {5}^{2} [/tex]
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Resposta:
a) 20
[tex]20 = {2}^{2} \times 5[/tex]
b) 15
[tex]15 = 3 \times 5[/tex]
c) 45
[tex]45 = {3}^{2} \times 5[/tex]
d) 50
[tex]50 = 2 \times {5}^{2} [/tex]
e) 81
[tex]81 = {3}^{4} [/tex]
f) 100
[tex]100 = {2}^{2} \times {5}^{2} [/tex]