Odpowiedź :
Odpowiedź:
2 i 1/6 - 1 i 2/3 = 2 i 1/6 - 1 i 4/6 = 1 i 7/6 - 1 i 4/6 = 3/6 = 1/2
5 i 1/10 - 2 i 1/2 = 5 i 1/10 - 2 i 5/10 = 4 i 11/10 - 2 i 5/10 = 2 i 6/10 = 2 i 3/5
Odpowiedź:
[tex]\huge\boxed{\boxed{a) =\frac{1}{2}}}[/tex]
[tex]\huge\boxed{\boxed{b)=2\frac{3}{5}}}[/tex]
Szczegółowe wyjaśnienie:
[tex]2\frac{1}{6}-1\frac{2}{3}=2\frac{1}{6}-1\frac{2\cdot2}{3\cdot2}=2\frac{1}{6}-1\frac{4}{6}=1\frac{1+6}{6}-1\frac{4}{6}=1\frac{7}{6}-1\frac{4}{6}=\frac{3}{6}=\frac{1}{2}\\\\5\frac{1}{10}-2\frac{1}{2}=5\frac{1}{10}-2\frac{1\cdot5}{2\cdot5}=5\frac{1}{10}-2\frac{5}{10}=4\frac{1+10}{10}-2\frac{5}{10}=4\frac{11}{10}-2\frac{5}{10}=2\frac{6}{10}=2\frac{3}{5}[/tex]