Question

Me ajudem pofavor!!!

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Answer 1

$a)( - 10) {}^{3} = - 1000 \\b )( + 5) {}^{3} = 125 \\ c) - 3 {}^{4} = - 81$

$d)9 {}^{ - 2} = \frac{1}{81}$

$e)12 {}^{ - 2} = \frac{1}{144}$

$f)( \frac{4}{7} ) {}^{ - 2} = \frac{49}{16}$

$g)( + 2) {}^{4} = 16$

$h)( - 2) {}^{5} = - 32$

$i)( - 1) {}^{62} = 1$