Level 443 Level 445
Level 444

Graphs & Functions


28 words 0 ignored

Ready to learn       Ready to review

Ignore words

Check the boxes below to ignore/unignore words, then click save at the bottom. Ignored words will never appear in any learning session.

All None

Ignore?
Domain
The ______________________ is all the possible INPUT, X, values.
element
each piece of information in a matrix
Linear Equation
A polynomial equation of the first degree whose graph is a line.
Linear Function
y = mx + b
Nonlinear Function
a function which has a graph which is not a straight line
Range
The difference between the greatest number and the least number in a set of data.
Sequence
A set of numbers arranged in a special order or pattern.
Set
A _ is a well-defined collection of objects.
slope
(y₂-y₁)/(x₂-x₁)
y=mx+b
Line equation
y-intercept
the point where the line crosses the y-axis
coordinate plane
A plan formed by the intersection of a horizontal number line called the x-axis and a vertical number line called the y-axis.
x-axis
The horizontal axis on a coordinate plane.
y-axis
The vertical axis on a coordinate plane.
ordered pair
A pair of numbers that can be used to locate a point on a coordinate plane.
Input
the first coordinate of an ordered pair in a relation (x,y)
Output
the second coordinate of an ordered pair in a relation (y in x, y)
independent variable
the tested varaible
dependent variable
the measure of change in the independent variable
Function notation
In general, a special numerical relationship where the symbol f(x) replaces y and is read as "the value of f at x" or simply as "f of x".
continuous graphs
graphs that are connected by lines or curves
discrete graphs
graphs that have only distinct points
increasing
becoming greater or larger
decreasing
becoming less or smaller
constant
a quantity that does not vary
function
If you repeat an INPUT, and you always get the same OUTPUT, your data is a ______________________ .
trend line
A line that closely fits the data points in the scatter plot.
direct variation
If gummy bears cost $3.50 per pound, how much will 6 pounds cost? How much would a half a pound cost?