\[5x² + 17x - 93 = 0\]
\[D = b^{2} - 4ac =\]
\[= 17^{2} - 4 \cdot 5 \cdot ( - 93) =\]
\[= 289 + 1860 > 0\]
\[x² + \frac{17}{5}x - \frac{93}{5} = 0\]
\[x_{1} \cdot x_{2} = - \frac{93}{5} \Longrightarrow корни\ разных\ \]
\[знаков.\]