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algebra 1 ECO
vocabulary
| Term | Definition |
|---|---|
| y-axis | the vertical axis on a coordinate grid |
| quadrants | the four parts to a coordinate grid |
| origin | the points(0,0)on a coordinate grid |
| relation | 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 |
| a-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 all the real values can be defined in the domain |
| ordered pairs | 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 function 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 multiplied by the same value |
| simplify | make the problem smaller by combining like terms |
| like terms | terms that have the same variable or same terms variable with the same exponents |
| ratio | comparison of two quantities |
| proportion | comparison of two ratios. |
| inequality | an algebraic expression that uses the symbols <,>. |