Term | Definition |
Y-Axis | The vertical axis on a coordinate grid. |
Quadrants | The four parts to a coordinate grid. |
Origin | The point (0,0) on a coordinate grid. |
Relation | A set of ordered pairs. |
Function | A set of ordered pairs where the x's do not repeat. |
Domain | The x values to a set of ordered pairs. |
X-axis | The horizontal axis on a coordinate grid. |
Range | The Y values to a set of ordered pairs. |
Discrete | Individual points that would not be connected when graphed because not all rational values define the domain.(Number of buses and students.) |
Continous | An infinite number of points that are connected when graphed because all real values can be defined in the domain.(Hours worked and pay.) |
Ordered Pair | A point in the form of (X,Y) or (X,F(X)) |
Variable | A letter used to represent a quantity in Algebra. |
Vertical line test | A method used to determine if a graph is a function. |
Correlation | The trend for a set of data. It can be positive, negative,constant, or no correlation. |
Independent Variable | The X value of the funstion. Also called the domain. |
Dependent Variable | The y value of the function. Also called the range. |
The symbol f(x) | Means Y. |
evaluate | to solve |
commutative property | the order of the numbers change |
associative property | the groups change(parenthesis change) |
distributive property | the numbers in a sum or difference are both by the same value |
simplify | make the problem smaller by combining like terms |
like terms | terms that have the same variable or same variable with the same exponents |
ratio | comparison of two quantities |
proportion | comparison of two ratios |
inequality | an algebraic expression that uses the symbols (,) |