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Math Vocab Chap 1
math vocabulary words to know
| Question | Answer |
|---|---|
| a branch of mathmatics dealing with symbols | algebra |
| an expression that contains sums and/or products of variables and numbers | algebraic expression |
| another name for the coordinate system | coordinate plane |
| formed by the intersection of two number lines that meet at right angles at their zero points, also called a coordinate plane | coordinate system |
| an example that shows a conjecture is not true | counterexample |
| the process of using facts, properties, or rules to justify reasoning or reach valid conclusions | deductive reasoning |
| choosing a variable and a quantity for the variable to represent in an equation | defining a variable |
| the set of all x-coordinates from each pair | domain |
| a mathematical sentence that contains an equals sign | equation |
| find the numerical value of an expression | evaluate |
| a special relation in which each element of the domain is paired with exactly one element in the range | function |
| the operation performed on the input of a function | function rule |
| a table organizing the input, rule, and output of a function | function table |
| a dot at the point that corresponds to an ordered pair | graph |
| a combination of numbers adn operations such as additon, subtraction, multiplication, and division | numerical expression |
| the rules to follow when mmore than one operation is used in an expression | order of operations |
| a pair of numbers used to loate any point on a coordinate plane | ordered pair |
| the point at which the number lines intersect in a coordinate system | origin |
| statements that are true for any numbers | properties |
| the set of all y-coordinates from each ordered pair | range |
| a set of ordered pairs | relation |
| the relationship between a set of data with two variables, graphed as ordered pairs on a coordinate plane | scatter plot |
| to write an expression in a simpler form | simplify |
| a placeholder for any value | variable |
| the horizontal number line which helps to form the coordinate system | x-axis |
| the first number of an ordered pair | x-coordinate |
| the vertical number line which helps to form the coordinate system | y-axis |
| the second number in an ordered pair | y-coordinate |