Вопрос:

Ответ:

\[10x^{2} + 29x - 30 =\]

\[10x^{2} + 29x - 30 = 0\]

\[D = 841 + 1200 = 2041\]

\[x_{1,2} = \frac{- 29 \pm \sqrt{2041}}{20}.\]