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# math

### finals

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

X-intercept | a coordinate where a graph intersects the x-axis |

function | a relation in which every domain value is paired with exactly one range value |

scatter plot | a graph that displays a possible relationship between two sets of data |

coefficent | a number that is multiplied by a variable |

slope | the rate of change of a line compares the change in the dependent variable to the change in the independent variable |

inequallity | a statement that compares two expressions by using a sign other than the equal sign |

correlation | the relationship between two sets of data |

equation | a mathematical statement in whichtwo expressions are equivalent |

line of best fit | the line that comes close to most points in a data set |

evaluate | one must substitue any number for the variable and simplify using the order of operations in algebraic expression |

domain | the set of all the first coordinates (or X-values) of a relation or function |

range | the set of all the second coordinates (or y-values) of a relation or function |

sequence | a list of numbers that often forms a pattern |

expression | a mathematical phrase that contains operations, numbers,and/or variables |

compound inequality | an inequality that combines two inequalities in one statement by using the words "and" and or |

inverse function | a function that results from exchanging the input and output values and is denoted by f1(x) |

proprtion | a mathematical phrase that states two ratios are equal |

similar | when two figures have the same shape but not necessatily the same size |

geometric sequence | when a sequence has a common ratio |

arithmetic sequence | when a sequence have a common differnce |

negative correlation | when the x- variable increases as the y- variable decreases |

positive correlation | when the x-variable increases as the y-variable increases |