Potências 1

Complete, apresentando o resultado sob a forma de potência:

1. $\displaystyle 2^{-2} \times 2^{3}$=

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1. $\displaystyle \frac{4^{3}}{4^{-2}}$=\underline{\hspace{1,2cm}};
2. $\displaystyle 3^{5} \times \left(-1\right)^{5}$=\underline{\hspace{1,2cm}};
3. $\displaystyle \frac{\left(-1\right)^{-2}}{\left(-3\right)^{-2}}$=\underline{\hspace{1,2cm}};
4. $\displaystyle \left(3^{-1}\right)^{-2}$=\underline{\hspace{1,2cm}}.