Выполните сложение дробей: (3a-4b)/a+(8a^2+4b^2)/ab.

\[\frac{3a - 4b^{\backslash b}}{a} + \frac{8a^{2} + 4b^{2}}{\text{ab}} =\]

\[= \frac{3ab - 4b^{2} + 8a^{2} + 4b^{2}}{\text{ab}} =\]

\[= \frac{3ab + 8a^{2}}{\text{ab}} = \frac{a(3b + 8a)}{\text{ab}} =\]

\[= \frac{3b + 8a}{b}.\]