Szczegółowe wyjaśnienie na zdjęciu
c)
[tex](1\frac{1}{4})^{2}=(\frac{5}4} )^{2} =\frac{5^{2}x}{4^{2} } =\frac{25}{16} =1\frac{9}{16}[/tex]
[tex](1\frac{1}{4})^{3}=(\frac{5}{4} )^{3} =\frac{5^{3} }{4^{3} } =\frac{125}{64} =1\frac{61}{64}[/tex]
[tex](1\frac{2}{3})^{3}=(\frac{5}{3} )^{3} =\frac{5^{3} }{3^{3} } =\frac{125}{9} =13\frac{8}{9}[/tex]
[tex](2\frac{1}{2})^{2}=(\frac{5}{2} )^{2} =\frac{5^{2} }{2^{2} } =\frac{25}{4} =6\frac{1}{4}[/tex]
