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# Math Voc2

### Math Vocabulary ch 2

Question | Answer |
---|---|

each element of a matrix is multiplied by a constant | defining the variable |

an equation that states rule for the relationship between certain quantities | formula |

the distance a number is from 0 on the number line | absolute value |

the number that corresponds to a point on a number line | coordinate |

numerical date displayed on a number line | line plot |

between every pair of distinct rational numbers, there are infinitely many rational numbers | density property |

a rational number whose square oot is a reational numbers | perfect square |

1- explore the problem, 2-plan the solution, 3- solve the problem, 4-examine the solution | complex fraction |

any number that is less than 0 | negative number |

a fraction with one or more fractions in the numeratior or deomnator | complex fraction |

for any number a, (a +-a) = 0 | additive inverse property |

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

the set of rational and irrational numbers together | real number |

for any 2 numbers a and b, exactly one of the following is true a>b a | comparison property |

each real number corresponds to exactly one point on the number line | completeness property |

cost of one unit of something | unit cost |

choosing a variable to represent one of the unspecified numbers in a problem | defining the variable |

{...-3,-2,-2,0,1,2,3...} | integer |

uses cirlces or ovals inside a retangle to show relationship of sets | Venn Diagram |

when the signs are the same, the prouct is positive. When the Signs are different, the product is negative | multiplying rational numbers (rules) |

the process of carrying units throughout a computation | dimentional analysis |

a number that can be expressed as a fraction (a/b) | rational number |

the nonnegative square root of an expression | principal square root |

a number that doesn't repeat and it doesn't terminate, It cannot be expressed as a fraction (a/b) | irrational numbers |

Created by:
boozerclan