Question

Calcule o valor das potências:
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Answer 1

c)

${( - 2)}^{ - 3} = {( - \frac{1}{2} )}^{3} = - \frac{1}{8}$

d)

$- {(\frac{1}{5}) }^{ - 2} = - (5){^{2} } = - 25$

e)

${( \frac{1}{3} )}^{ - 2} = {3}^{2} = 9$

f)

${( - 3)}^{4} = 81$

g)

${( \frac{2}{3} )}^{2} = \frac{4}{9}$

h)

${( - \frac{3}{4}) }^{ - 1} = - \frac{4}{3}$