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GABRIEL0990FLAON
Respondido

ajudem pfv nao chutem ​

Ajudem Pfv Nao Chutem class=

Resposta :

TOQUIOITUNOON

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a)

  • [tex]\sf {3}^{ - 3} \:\:>>\: \: \frac{1}{ {3}^{3} } \:\:>>\: \: \frac{1}{3 \times 3 \times 3} \:\:>>\: \: \large\boxed{{\sf \large\boxed{{\sf \frac{1}{27} {}}}{}}} \\ [/tex]

b)

  • [tex]\sf {( \frac{1}{5}) }^{ - 2} \:\:>>\: \: {5}^{2}\:\:>>\: \:5 \times 5\:\:>>\: \:\large\boxed{{\sf \large\boxed{{\sf 25{}}}{}}} \\ [/tex]

c)

  • [tex]\sf {( \frac{2}{7}) }^{ - 1} \:\:>>\: \: \large\boxed{{\sf \large\boxed{{\sf \frac{7}{2} {}}}{}}} \\ [/tex]

d)

  • [tex]\sf {8}^{ - 2} \:\:>>\: \: \frac{1}{ {8}^{2} } \:\:>>\: \: \frac{1}{8 \times 8} \:\:>>\: \: \large\boxed{{\sf \large\boxed{{\sf \frac{1}{64} {}}}{}}} \\ [/tex]

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