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# Chapter 1 - 8A

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

algebraic expressions | An expression with one or more numbers, variables, and arithmetic operation |

base | when a number is raised to a power, the number that is used as a factor is the base |

coefficient | The number in front of a variable |

conditional statement | Statements written in the form 'If A, then B' |

coordinate system | the grid formed by the intersection of two number lines, the horizontal axis and the vertical axis |

counterexample | A specific case in which a statement is false |

deductive reasoning | The process of using facts, rules, definitions, or properties to make a conclusion |

dependent variable | The variable in a relation that depends on the value of the independent variable |

domain | The input or x values of a function |

exponent | Tells you how many times to multiply the base by itself |

function | One input = one output |

hypothesis | The part of the conditional that is after the 'if' |

independent variable | The variable in a relation that does not depend on the value of the dependent variable |

inequality | A statement that compares two quantities using <, >, ≤,≥, or ≠ |

integer | A positive or negative whole number |

irrational numbers | A number that cannot be expressed as a ratio or fraction |

like terms | Terms that have the same variable |

multiplicative inverses | For any number a, a * (1/a) = 1 |

order of operations | PEMDAS |

perfect square | Rational numbers whose square roots are whole numbers |

real numbers | The set of rational numbers and irrational numbers together |

reciprocal | The multiplicative inverse of a number - flip it |

solution | A replacement value for the variable in an open sentence - the answer |

Created by:
mlacelle