\[\boxed{\text{210.}\text{\ }\text{ОК\ ГДЗ\ -\ домашка\ на\ 5}}\]
\[\textbf{а)}\ 2x^{2} - 6x^{5} + 1 = 0\ \]
\[степень\ 5;\ \ \]
\[\textbf{б)}\ \ x^{6} - 4x^{5} + 1 = 0\]
\[степень\ 6;\ \ \]
\[\textbf{в)}\ \frac{1}{x}x^{5} = 0\]
\[степень\ 5;\]
\[\textbf{г)}\ (x + 8)(x - 7) =\]
\[= x² + 8x - 7x - 56 = 0\]
\[степень\ 2;\]
\[\textbf{д)}\ \frac{x}{2} - \frac{x}{4} = 5\]
\[степень\ 1;\ \]
\[\textbf{е)}\ 5x³ - 5x\left( x^{2} + 4 \right) = 17\]
\[5x^{3} - 5x^{3} - 20x - 17 = 0\]
\[- 20x - 17 = 0;\ \ \]
\[\ степень\ \ 1.\]