Ответ:
\(\sqrt{\dfrac{49}{16}}+\sqrt{\dfrac{25}{36}}=\dfrac{7}{4}+\dfrac{5}{6}=\dfrac{21}{12}+\dfrac{10}{12}=\dfrac{31}{12}\).
Ответ: \(\dfrac{31}{12}\).
\(\sqrt{\dfrac{49}{16}}+\sqrt{\dfrac{25}{36}}=\dfrac{7}{4}+\dfrac{5}{6}=\dfrac{21}{12}+\dfrac{10}{12}=\dfrac{31}{12}\).
Ответ: \(\dfrac{31}{12}\).