constant | | the natural numbers and zero:0,1,2,3....... |

terminating decimal | | one of two numbers whose product is 1 |

rational | | the value substituted for x in an equation. |

multiplicative inverse | | an expression that may contain variables, constants and operations. |

variable | | the reciprocal of a number, used when dividing rational numbers. |

order of operations | | a letter or symbol used to represent a value that can change. |

reciprocal | | rules specifying which operations in an expression should be performed. |

algebraic | | the point of intersection of each 0 on two perpendicular number lines. |

input | | formed by the intersection of two perpendicular number lines |

y-coordinate | | the opposite of a number, used when subtracting numbers. |

additive inverse | | rational numbers in decimal form that have a finite number of digits. |

evaluate | | a number multiplied by a variable. |

term | | the parts of an expression to be added or subtracted. |

like terms | | an expression written with an exponent and a base or the value of such an expression. |

axes | | the distance of a number from zero on the number line. |

perfect square | | the horizontal number line. |

base | | rational numbers in decimal form that have a block of one or more digits that repeats continuously. |

x-axis | | the value generated for y in an equation. |

whole | | the number whose positive square root is a whole number. |

natural | | one of the four areas defined by the axes of the coordinate plane |

y-axis | | the counting numbers:1,2,3....... |

opposites | | a number which when multiplied by itself forms a product. |

real | | the vertical number line. |

coordinate plane | | an expresssion that may contain only constants and operations. |

irrational | | numbers that cannot be expressed in the form a/b including square roots of whole numbers that are not perfect squares and nonterminating decimals that do not repeat |

power | | a value that does not change. |

square root | | the number that tells how many times the base is used as a factor. |

ordered pair | | numbers which are the same distance from zero on the number line, but on opposites sides of zero. |

integers | | the number that is used as a factor in a power. |

quadrant | | the whole numbers and their opposites:....-3,-2,-1,0,1 |

coefficient | | to find the value of an expression |

absolute value | | the horizontal component and vertical component of a point. |

origin | | perpendicular number lines |

x-coordinate | | the numbers that can be expressed in the form a/b, where a and b are both integers and b is not equal to 0 |

numerical | | the first value in an ordered pair, which indicates the move right or left. |

output | | all numbers that can be represented on the number line. |

exponent | | terms that contain the same variables raised to the same powers. |

repeating decimal | | the second value in an ordered pair, which indicates the move up or down. |