Question

por favor alguém me ajuda
5-calcule as potências​

Answer 1

a) $\left(\frac{3}{4}\right)^{-2}=\frac{16}{9}$

b) $\left(-\frac{5}{4}\right)^{-3}=-\frac{64}{125}$

c) $10^{-3}=\frac{1}{1000}$

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

e) $\left(-6\right)^{-2}=\frac{1}{36}$

f) $\left(\frac{1}{9}\right)^{-2}=81$