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# algebra 1 ECO

### vocabulary

Term | Definition |
---|---|

y-axis | the vertical axis on a coordinate grid |

quadrants | the four parts to a coordinate grid |

origin | the points(0,0)on a coordinate grid |

relation | set of ordered pairs |

function | a set of ordered pairs where the x's do not repeat |

domain | the x values to a set of ordered pairs |

a-axis | the horizontal axis on a coordinate grid |

range | the y values to a set of ordered pairs |

discrete | individual points that would not be connected when graphed because all the real values can be defined in the domain |

ordered pairs | a point in the form of (x,y) or (x,(f(x) |

variable | a letter used to represent a quantity in algebra |

vertical line test | a method used to determine if a graph is a function |

correlation | the trend for a set of data it can be positive negative constant or no correlation |

independent variable | the x value of the function also called the domain |

dependent variable | the y value of the function also called the range |

the symbol f(X) | means y |

evaluate | to solve |

commutative property | the order of the numbers change |

associative property | the groups change (parenthesis change) |

Distributive property | the numbers in a sum or difference are both multiplied by the same value |

simplify | make the problem smaller by combining like terms |

like terms | terms that have the same variable or same terms variable with the same exponents |

ratio | comparison of two quantities |

proportion | comparison of two ratios. |

inequality | an algebraic expression that uses the symbols <,>. |

Created by:
lorenadeleon