[tex]3)\\\\(-1\frac{2}{3})^5:(-1\frac{2}{3})^3=(-1\frac{2}{3})^{5-3}=(-\frac{5}{3})^2=\frac{25}{9}=2\frac{7}{9}\\\\odp.\ D[/tex]
[tex]4)\\\\(-1\frac{1}{2})^2*(-1\frac{1}{3})^2 =[ (-1\frac{1}{2})*(-1\frac{1}{3}) ]^2=[ (-\frac{\not{3}^1}{\not{2}^1})*(- \frac{\not{4}^2}{\not{3}^1}) ]^2=2^2=4 \\\\odp.\ PRAWDA \ \ ( jest\ liczba\ naturalna) \\\\odp.\ PRAWDA\ \ (jest\ liczba\ dodatnia)[/tex]
