\[f(x) = 5x² - 6x + 1\]
\[5x² - 6x + 1 = 0\]
\[D = 36 - 20 = 16\]
\[x_{1} = \frac{6 + 4}{10} = 1\]
\[x_{2} = \frac{6 - 4}{10} = \frac{1}{5}\]
\[Ответ:\frac{1}{5};1.\]