ГДЗ по алгебре 9 класс Мерзляк Задание 817

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\[2)\ 4,\ 8,\ 16,\ 32,\ \ \]

\[b_{1} = 4;\ \ q = 2;\]

\[4)\ 81,\ 27,\ 9,\ 3,\ \ \]

\[b_{1} = 81;\ \ q = \frac{1}{3};\]

\[5)\ 2;\ - 2;2;\ - 2,\ \ \]

\[b_{1} = 2;\ \ q = - 1;\]

\[6) - \frac{1}{4},\ \ \ \frac{1}{2},\ - 1,\ 2,\ \ \]

\[b_{1} = - \frac{1}{4};\ \ q = - 2;\]

\[7) - 9;\ - 9;\ - 9;\ - 9,\ \ \]

\[b_{1} = - 9;\ \ q = 1;\]

\[9)\ \sqrt{2};2;2\sqrt{2};4,\ \ \]

\[b_{1} = \sqrt{2};\ \ q = \sqrt{2}.\]