Question

calcule as potencias a) (-3)² b) (-3)³ c) (-5/6)³ d) (8)³ e) (-8)³

me ajuda pfvr

Answer 1

Resposta:

OLÁ

A)

$( - 3) ^{2} = ( - 3) \times ( - 3) = \blue{9}$

B)

$( - 3) ^{3} = ( - 3) \times ( - 3) \times ( - 3 \\ \blue{ - 27}$

C)

$( - \frac{5}{6} ) ^{3} = ( - \frac{5 \times 5 \times 5}{6 \times 6 \times 6} ) = \blue{ - \frac{125}{216}}$

D)

$(8) ^{3} = 8 \times 8 \times 8 = \blue{512}$

E)

$( - 8) ^{3} = ( - 8) \times ( - 8) \times ( - 8 \\ \blue{ - 512}$

espero ter ajudado