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algebra 1 eoc
vocabulary
Term | Definition |
---|---|
Y-axis | the vertical axis on a coordinate grid |
Quadrants | the four part to a coordinate grid |
orgin | 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 value to set of ordered pairs |
x-axis | the horizontal axis on a coordinate grid |
range | the y values to a set of ordered pairs |
discrete | indiviual points that would not be connected when graphed because not all rational values define the domain(number of buses and students) |
continuous | a 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 |
coorelation | 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 number 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 with the same exponents |
ratio | comparison of two quantities |
proportion | comparison of two ratios |
inequality | an algebraic expression that used the symbols <,> |