Question

Calcule as potências a seguir. a) 0⁷ b) (-5)² c) 8³ d) 4²

Answer 1

Resposta:

$a)~~0^7=0\to pois~~0\times0\times0\times0 \times0 \times0\times0=0\\ \\ b)~~(-5)^2=(-5)\times(-5) =+25\\ \\ c)~~8^3=8\times8\times8=512\\ \\ d)~~4^2=4\times4=16$