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# SMART Vocab 2017

### Algebra 2 Vocabulary SMART Goal 2017

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

Algebraic Expression | A mathematical phrase that contains one or more variables |

Extraneous Solution | An _____ is a solution of an equation derived from an original equation but is not a solution of the original equation. |

Absolute Value | Distance from zero on a number line. |

Evaluate | To _____ an algebraic expression, substitute a number for each variable in the expression. Then simplify using the order of operations. |

Parent Function | A _____ is the simplest form of a set of functions that for a family. |

Function | A _____ is a relation in which each element of the domain corresponds with exactly one element or range. |

Range | _____ is the set of outputs, also called the y-coordinates of the ordered pairs. |

Vertex | A single point of a v-shaped graph has a single minimum point or a single maximum point, called a _____. |

Domain | _____ is the set of inputs, also called the x-coordinates of the ordered pairs. |

Linear Equation | A _____ in two variables is an equation that can be written in the form ax + by = c. |

Line of Best Fit | The trend line that gives the most accurate model of related data is the _____. |

Correlation | A _____ indicates the strength of a relationship between two data sets. |

Scatter Plot | A _____ is a graph that relates two different sets of data by plotting the data as ordered pairs. |

Positive Correlation | When values increase together it is called a _____. |

Negative Correlation | When values decrease together it is called a _____. |

Zero of a Function | A(n) _____ f(x) is any value of x for which f(x)=0. |

Parabola | A(n) _____ is the graph of a quadratic function. |

Factoring | _____ is rewriting an expression as the product of its factors. |

Axis of Symmetry | The _____ is the line that divides a figure into two parts that are mirror images. |

Complex Numbers | _____ are the real numbers and the imaginary numbers |

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stephanienortonms