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# STEELE

### STEELE--Algebra Chpt 1 Vocabulary

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

VARIABLE | LETTER OR SYMBOL USED TO REPRESENT A VALUE THAT CAN CHANGE |

CONSTANT | VALUE THAT DOES NOT CHANGE |

NUMERICAL EXPRESSION | MAY CONTAIN ONLY CONSTANTS AND OPERATIONS |

ALGEBRAIC EXPRESSION | MAY CONTAIN VARIABLES, CONSTANTS, AND OPERATIONS |

EVALUATE | TO FIND THE VALUE |

ABSOLUTE VALUE | DISTANCE FROM 0 ON THE NUMBER LINE (CAN ONLY BE POSITIVE) |

OPPOSITES | WHEN THE SUM OF 2 NUMBERS IS 0 |

ADDITIVE INVERSE | A NUMBER AND ITS OPPOSITE |

POWER | AN EXPRESSION WRITTEN WITH A POWER AND A BASE |

SQUARE ROOT | A NUMBER MULTIPLIED BY ITSELF TO FORM A PRODUCT |

PERFECT SQUARE | NUMBER WHOSE POSITIVE SQUARE ROOT IS A WHOLE NUMBER (0,1,4,9,16,25,36,49,64,81,100 etc) |

NATURAL NUMBERS | THE COUNTING NUMBERS |

WHOLE NUMBERS | COUNTING NUMBERS plus 0 |

INTEGERS | WHOLE NUMBERS AND THEIR OPPOSITES |

RATIONAL NUMBERS | NUMBERS IN FRACTION FORM |

TERMINATION DECIMALS | RATIONAL NUMBERS THAT HAVE A FINITE NUMBER OF DIGITS |

REPEATING DECIMALS | RATIONAL NUMBERS IN DECIMAL FORM THAT REPEAT CONTINUOUSLY |

ORDER OF OPERATIONS | Please Excuse My Dear Aunt Sally (Parenthesis, Exponents, Multiply, Divide, Add, Subtract) |

TERMS | PARTS OF AN EXPRESSION THAT ARE TO BE ADDED OR SUBTRACTED |

LIKE TERMS | TERMS THAT CONTAIN THE SAME VARIABLE RAISED TO THE SAME POWER |

COEFFICIENT | NUMBER MULTIPLIED BY A VARIABLE |

COORDINATE PLANE | FORMED BY THE INTERSECTION OF TWO PERPENDICULAR NUMBER LINES |

AXES | THE PERPENDICULAR LINES THAT INTERSECT IN A COORDINATE PLANE |

ORIGIN | POINT OF INTERSECTION OF THE X AND Y AXES |

X-AXIS | HORIZONTAL LINE OF THE COORDINATE PLANE |

Y-AXIS | VERTICAL LINE OF THE COORDINATE PLANE |

ORDERED PAIR | CONSISTS OF AN X-COORDINATE AND A Y-COORDINATE (x,y) |

QUADRANTS | THE DIVISION OF THE COORDINATE PLANES BY THE X AND Y AXES (I,II,III,IV) |

INPUT | A VALUE SUBSTITUTED FOR x |

OUTPUT | A VALUE SUBSTITUTED FOR y |

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