Question

3) Desenvolva as potências.
a) [(+5) · (–2)]5 = b) [(–3) · (–6)]7 =
c) [(–2)3 · (+3)4 ] 2 = d) [(+4) · (–5)3 ] 3 =
4) Resolva as expressões.
a) (–3)4 = b) (–3)3 = c) (+3)2 · (+3) =
d) (–8)4 ÷ (–8)2 = e) (+2)6 ÷ (+2)3 = f) f) [(–2)2 ] 2 =
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Answer 1

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