Question

12. Determine as potências; qual seria o valor de (-3)5?
a) (+343) b) (-434) c) (-243) d) (- 424)​

Answer 1

Resposta:

${ - 3}^{5} = \\ ( - 3) \times ( - 3) \times ( - 3) \times ( - 3) \times ( - 3) = \\ 9 \times 9 \times ( - 3) = \\ 81 \times ( - 3) = \\ - 243$