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# CP Algebra: 2-1.2-5

### Study with your CP Algebra vice.

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

Do "Natural Numbers" contain a 0 in their set of numbers? | No |

What are the first three numbers in the set for "Natural Numbers"? | (1, 2, 3...) |

Do "Whole Numbers" contain a 0 in their set of numbers? | Yes |

What are the first three numbers in the set for "Whole Numbers"? | (0, 1, 2...) |

Do "Integers" contain negatives, positives, or both? | Both |

Name the first three numbers in the set of "Integers". | (...-1, 0, 1...) |

Define "Positive Numbers". | Greater than zero |

Define "Negative Numbers". | Less than zero |

What is the definition/equation for "Rational Numbers"? | d/e |

What do the abbreviations mean in the equation/definition "d/e"? | d,e = integers e = does not equal 0 |

What do "Rational Numbers" contain? | Integers, fractions, and decimals. |

What signs accompany "Abosolute Value"? | |x| |

With "Abosolute Value" the answer is always what? | Positive. |

Define "Absolute Value". | How many numbers (x) is from 0 |

If rational numbers have the same sign, you: | Add the |absolute values| and keep the same sign. |

If rational numbers have different signs: | Subract the |absolute values| and use the sign with the greater absolute value. |

Define "Additive Inverse Property". | The sum of a number and it's additive inverse is 0. |

To subract a rational number you: | Add it's additive inverse. |

What is another word for "Opposites"? -5, 5 | Additive Inverse. |

What is another word for "Additive Inverse"? -5, 5 | Opposites. |

When multiplying or dividing integers with the same sign: | Mulitply or divide = solution is positive |

When multiplying or dividing integers with different signs: | Multipy or divide = solution is negative |

What are the "Measures of Central Tendency"? | 1. Mean 2. Median 3. Mode |

Created by:
stargal77