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# Algebra Terms

### math vocabulary

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

the distance between zero and the point representing a real number on the number line | absolute value |

a graph that represnets a collection of data by using a horizontal or vertical bars whose lengths allow the data to be compared | bar graph |

the number or variable that undergoes repeated multiplication | base |

a number multiplied by one or more variables, the number is the _____________of the term | coefficient |

formed by two real number lines that intersect at a right angle | coordinate plane |

an example used to show that a given statement is false | counterexample |

information, facts, or numbers used to describe something | data |

a number written with place values corresponding to powers of ten. Exa: 2.34 | decimal form |

the largest exponent of that variable | degree of a polynomian in one variable |

the distance between the points (x2, y1) and (y2, y1) | distance formula |

a statement formed by placing an equal sign between two expressions | equation |

equations that have the same solution(s) | equivalent equations |

when you substitute for a variable and solve the equation | evaluate |

the number of times the base is used as a factor. | exponent |

an algebraic equation that relates two or more variables | formula |

the input and the output (establishes a relationship between two quantities) | function |

symbols such as prentheses () and brrackets[] that indicate the order in which operations should be performed. | grouping symbols |

the side opposite the right angle in a right triangle | hypotenuse |

the if part of an if-then statement | hypothesis |

a statement formed by placing an inequality symbol, such as <, between two expressions. | inequality |

a value in the domain of a function | input |

the numbers....-3, -2, -1, 0, 1, 2, 3.....(the scale marks on a # line) | integers |

the least common multiple of the denominators of two or more fractions | least common denominator |

terms that have the same variables with each variable of the same kind raised to the same power. | like terms |

a graph that uses line segments to connect data points | line graph |

the point on a segment that is equidistant from its endpoints | midpoint of a segment |

a number, a variable, or a product of a number and one or more variables with whole number exponents; a polynomial with only one term | monomial |

a number less than zero | negative number |

an expression that represents a particular number | numerical expression |

two numbers that are the same distance from zero on a number line but on opposite sides of zero | opposites |

the rules for evaluating an expression involving more than one operation | order of operations |

a pair of numbers used to identify a point in a coordinate plane. The firs tnumber is the x-coordinate and the second is the y-coordinate | ordered pair |

a value in the range of a function | output |

two different lines in the same plane that do not intersect. | parallel lines |

a ratio that compares a number to 100 | percent |

two lines in a plane are perpendicular if they intersect at a right, or 90degree angle. | perpendicular lines |

an equation of a nonvertical line in the form y-y1=m=x-x1) where the line passes through a given point (x1, y1) and the line has a slope of m. | point-slope form |

a monomial or a sum of monomials | polynomial |

a number greater than zero | positive number |

an equation stating that two ratios are equal | proportion |

a sq + b sq = c sq | Pythagoreqan theorem |

one of four regions into which the axes divide a coordinate plane | quadrant |

an equation that can be written in the standard form ax sq + bx + c = 0 | quadratic formula |

the quotient of two different quantities that are changing | rate of change |

a number that can be written as the quotient of two integers | rational number |

the set of numbers consisting of the positive numbers, the negative numbers, and zero | real numbers |

If a/b is a nonzero number, then its _______ is b/a | reciprocal |

a coordinate graph containing points that represent a set of ordered points | scatter plot |

the ratio of the vertical rise to the horizontal run between any two points on a line | slope |

linear equation: y = mx + b the slope of the line is m and the y intercept is b | slope-intercept form |

linear equation in the form of ax sq + bx + c =0 | standard form fo a quadratic equation |

a letter that represents some unknown number | variable |

a symbolic form made up of constants, variables, and operations | variable expressions |

the positive integers together with zero | whole numbers |

the horizontal axis in a coordinate plane | x-axis |

the first number in an ordered pair | x-coordinate |

the x-coordinate of a point where a graph crosses the x-axis | x-intercept |

the vertical axis in a coordinate plane | y-axis |

the second number in an ordered pair | y-coordinate |

the y-coordinate of a point where a graph crosses the y-axis | y-intercept |

Created by:
tbrown1