Odpowiedź:
[tex]\frac{1}{1+\frac{1}{3} } *\frac{1}{1+\frac{1}{4} } *\frac{1}{1+\frac{1}{5} } = \frac{1}{2}[/tex]
Szczegółowe wyjaśnienie:
[tex]\frac{1}{1+\frac{1}{3} } *\frac{1}{1+\frac{1}{4} } *\frac{1}{1+\frac{1}{5} } =[/tex] [tex]\frac{1}{\frac{3}{3} +\frac{1}{3} } *\frac{1}{\frac{4}{4} +\frac{1}{4} } *\frac{1}{\frac{5}{5} +\frac{1}{5} } =[/tex] [tex]\frac{1}{\frac{4}{3} } *\frac{1}{\frac{5}{4} } *\frac{1}{\frac{6}{5} } =[/tex] [tex]\frac{3}{4} *\frac{4}{5} *\frac{5}{6} = \frac{3}{6} =\frac{1}{2}[/tex]
