Question

va rog mult
4 si 5 doar a si b​

Answer 1

4) a) $\displaystyle\frac1{256}=\frac{1}{2^8}=\left(\frac{1}{2}\right)^8$

b) $\displaystyle\frac{16}{81}=\frac{2^4}{3^4}=\left(\frac{2}{3}\right)^4$

5) a) $\displaystyle\frac1{64}=\frac{1}{2^6}=\left(\frac{1}{2}\right)^6$

b) $\displaystyle\frac{32}{243}=\frac{2^5}{3^5}=\left(\frac23\right)^5$