


\[\boxed{\text{300.}\text{\ }еуроки - ответы\ на\ пятёрку}\]
Пояснение.

Решение.
\[\textbf{а)}\ \ y = 3x\]
| \[x\] | \[0\] | \[3\] |
|---|---|---|
| \[y\] | \[0\] | \[1\] |

\[\textbf{б)}\ y = - 1,5x\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[0\] | \[- 3\] |

\[\textbf{в)}\ y = x\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[0\] | \[1\] |

\[\textbf{г)}\ y = - x\ \]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[0\] | \[- 1\] |

\[\textbf{д)}\ y = 2,5x\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[0\] | \[2,5\] |

\[\textbf{е)}\ y = - 4,5x\ \]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[0\] | \[- 4,5\] |


\[\boxed{\text{300\ (300).}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
Пояснение.

Решение.
\[\textbf{а)}\ \ y = 3x\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[\text{\ y}\] | \[0\] | \[3\] |

\[\textbf{б)}\ y = - 1,5x\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[0\] | \[- 3\] |

\[\textbf{в)}\ y = x\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[0\] | \[1\] |

\[\textbf{г)}\ y = - x\ \]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[0\] | \[- 1\] |

\[\textbf{д)}\ y = 2,5x\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[0\] | \[2,5\] |

\[\textbf{е)}\ y = - 4,5x\ \]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[0\] | \[- 4,5\] |
