\[\boxed{\text{862\ (862).\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[y = 2x - 3\]
\[x\] | \[0\] | \[1\] |
---|---|---|
\[y\] | \[- 3\] | \[- 1\] |
\[1)\ x = 4 \Longrightarrow \ \ y = 5\]
\[x = - 1 \Longrightarrow \ \ y = - 5\]
\[x = 0,5, \Longrightarrow \ y = - 2\]
\[2)\ y = 1 \Longrightarrow \ \ x = 2\]
\[y = - 1 \Longrightarrow \ \ x = 1\]
\[y = 0 \Longrightarrow \ \ x = 1,5\]
\[3)\ y > 0\ \ при\ \ x > 1,5.\]