A | B |

letters that represent numbers | variables |

empty set | a set that contains no elements |

{1,2,3,...} | natural numbers |

{0,1,2,3,...} | whole numbers |

a rectangular array of numbers | matrix |

synthetic division | a shortcut process to use when dividing a polynomial by a binomial |

polynomial equation | setting two polynomials equal to eachother |

quadratic equation | polynomial equation of degree 2 |

distance between the number and 0 on a number line | sbsolute value |

the opposite of squaring a number | taking the square root of a number |

{...,-3,-2,-1,0,1,2,3,4,...} | integers |

equation | a statement that two numbers are equal |

two inequalities joined by the words AND or OR | compound inequalities |

addition property of equality | guarantees that the same number may be added to or subtracted to both sides of an equation and the result is an equivalent equation |

a value for the variable that makes the equation true | solution |

quadrantel point | point on an axis |

y=mx+b | slop-intercept form |

two lines intersecting at right angles | perpendicular lines |

Ax+By=C | standard from |

the point located exactly halfway between the two endpoints of a line segment | midpoint |