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 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(y) |
variable | a letter used to 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 ration |
Ineguality | an algebraic expression that uses the symbols <,>. |