Vocab 1
Ordered Pair (Format)
(x-coordinate, y-coordinate)
Independent Variable
x-value (input values or domain set)
Dependent Variable
y-value (output value or range set)
Function
A relationship between two quantities in which every input corresponds to exactly one output
Double Jeopardy
3x+12=27
X-intercept
Where the graph crosses the x-axis and where f(x)=0
Y-intercept
Where the graph crosses the y axis; where x=0
Domain
A set input or x-values of a relation
Range
A set output or y-values of a relation
Double Jeopardy
5x+30=115
17
Constant
A number without a variable
Coefficient
The number in front of a variable
Equivalent
Numbers, expressions, amounts, etc., that are equal
Like Terms
Terms that have the same variables and powers
Double Jeopardy
12x+6=78
6
Slope Intercept Form
y=mx+b
Undefined Slope
The slope is a vertical line
No Slope
The slope of a horizontal line
Rate of Change
A number that represents the rate of change in y for a unit change in x
Double Jeopardy
13x-5=60
5
Standard Form of a Linear Equation
Ax+By=C
A,B and C are integers; A and B cannot both equal zero
Next Now Rule
Used to determine the next value in a recursive sequence
Linear Relationship
A relationship where the dependent (y) values increase as independent values (x) increase
Line of Best Fit
A line through a scatter plot of data points that best express the relationship between those points
Double Jeopardy
7x-27=29
8