\[\boxed{\text{865\ (865).\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[y = - 4x\]
\[x\] | \[0\] | \[1\] |
---|---|---|
\[y\] | \[0\] | \[- 4\] |
\[1)\ x = 2 \Longrightarrow \ \ y = - 8\]
\[x = - 1 \Longrightarrow \ \ y = 4\]
\[x = 0,5 \Longrightarrow \ \ y = - 2\]
\[2)\ y = - 4 \Longrightarrow \ \ x = 1\]
\[y = 2 \Longrightarrow \ \ x = - 0,5\]
\[3)\ y > 0\ \ при\ \ x < 0.\]