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 |
Continuous | an infinite number of points that are connected when graphed because all real values can be defined in the domain |
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 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 variable with the same exponents |
ratio | comparison of two quantities |
proportion | comparison of two ratios |
inequality | an algebraic expression that uses the symbols <, > |