Question

Даю 80 баллов СРОЧНО!!!

Answer 1

$\large \: \sf D = {b}^{2} - 4ac = { \bigg( - \frac{1}{3} \bigg)}^{2} - 4 \times \frac{2}{5} \times \bigg( - \frac{9}{11} \bigg) = \frac{1}{9} + \frac{72}{55} > 0; \Rightarrow \\ \Rightarrow \: \boxed{ \sf \Huge \: otvet : \: 2 }.$