номер 149 гдз 8 класс алгебра Муравин Муравин

1) a) y = x \begin{equation}\frac{x\mid 0\mid 4}{y\mid 0\mid 4} \end{equation} \begin{equation}y=\frac{1}{x} \end{equation} \begin{equation}\frac{x\mid -4\mid -2\mid -1\mid 1\mid 2\mid 4}{y\mid -\frac{1}{4}\mid -\frac{1}{2}\mid-1\mid 1\mid \frac{1}{2}\mid \frac{1}{4} } \end{equation}
(1;1) (-1;-1)
б) y = -x \begin{equation}\frac{x\mid -2\mid 0\mid 2}{y\mid 2\mid 0\mid -2} \end{equation}
\begin{equation} y=-\frac{1}{x}\end{equation} \begin{equation}\frac{x\mid -2\mid -1\mid -\frac{1}{2}\mid \frac{1}{2}\mid 1\mid 2}{y\mid \frac{1}{2}\mid 1\mid 2\mid -2\mid -1\mid -\frac{1}{2}} \end{equation}
(-1; 1) (1; -1)
в) y = 2x \begin{equation}\frac{x\mid -1\mid 0\mid 1}{y\mid -2\mid 0\mid 2} \end{equation} \begin{equation}y=\frac{2}{x} \end{equation} \begin{equation}\frac{x\mid -4\mid -2\mid -1\mid 1\mid 2\mid 4}{y\mid -\frac{1}{2}\mid -1\mid -2\mid 2\mid 1\mid \frac{1}{2}} \end{equation}
(-1;-2) (1;2)
г) y = -2x \begin{equation}\frac{x\mid -1\mid 1}{y\mid 2\mid -2} \end{equation} \begin{equation}y=-\frac{2}{x} \end{equation} \begin{equation}\frac{x\mid -4\mid -2\mid -1\mid 1\mid 2\mid 4}{y\mid \frac{1}{2}\mid 1\mid 2\mid -2\mid -1\mid \frac{1}{2}} \end{equation}
(-1;2) (1;-2)
д) y = 2x - 2 \begin{equation}\frac{x\mid 0\mid 1}{y\mid -2\mid 0} \end{equation} \begin{equation}y=\frac{4}{x} \end{equation} \begin{equation}\frac{x\mid -4\mid -2\mid -1\mid 1\mid 2\mid 4}{y\mid -1\mid -2\mid -4\mid 4\mid 2\mid 1} \end{equation}
(-1;-4) (2;2)
е) y = 0,5x + 1 \begin{equation}\frac{x\mid 0\mid 2}{y\mid 1\mid 2} \end{equation} \begin{equation}y=\frac{4}{x} \end{equation} \begin{equation}\frac{x\mid -4\mid -2\mid -1\mid 1\mid 2\mid 4}{y\mid -1\mid -2\mid -4\mid 4\mid 2\mid 1} \end{equation}
(-2;-2) (2;2)