Share Functions and Linear Relationships Vocabulary
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Formed by the intersection of two number lines, the horizontal axis and the vertical axis
coordinate plane
The horizontal axis on the coordinate plane
X Axis
The vertical axis on the coordinate plane
Y Axis
The four regions into which the x and y axis separate the coordinate plane
quadrants
The point at which the x and y axis intersect on the coordinate plane
origin
The set of numbers, or coordinates, written in the form (x,y)
ordered pair
The x value of an ordered pair, represents the horizontal placement of the point
X coordinate
The y-value of an ordered pair, represents the vertical placement of the point
Y coordinate
A set of ordered pairs
relation
The set of x-values within the ordered pairs of a relation
domain
The set of y-values within the ordered pairs of a relation
range
A relation in which each element of the domain is paired with exactly one element of the range
function
If any vertical line passes through the graph of a relation no more than once, then it is a function
vertical line test
