1 – Escreva como única
potência:
a) 25 · 24
b) 3 · 33 · 35
c) (–0,1)7 · (–0,1) · (–0,1)3
d) (–3) · (–3) · (–3)5
e) 40 · 42 · 43
· 45
f) 83 · 83
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