Odpowiedź:
[tex]a)\ \ 2+\dfrac{1}{3+\frac{1}{4}}=2+\dfrac{1}{\frac{13}{4}}=2+1:\frac{13}{4}=2+1*\frac{4}{13}=2+\frac{4}{13}=2\frac{4}{13}\\\\\\b)\ \ 5+\dfrac{1}{4+\frac{1}{3+\frac{1}{2}}}=5+\dfrac{1}{4+\frac{1}{\frac{7}{2}}}=5+\dfrac{1}{4+1:\frac{7}{2}}=5+\dfrac{1}{4+1*\frac{2}{7}}=5+\dfrac{1}{4+\frac{2}{7}}=\\\\\\=5+\dfrac{1}{\frac{30}{7}}=5+1:\frac{30}{7}=5+1*\frac{7}{30}=5+\frac{7}{30}=5\frac{7}{30}[/tex]
