# Cp Algebra 1 unit 3 vocabulary

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Linear equation
an equation that forms a line when graphed
X intercept
A point on the x axis (X,0)
Parent function
Simpliest graph in a family
Family of graphs
A group or graphs with one or more similiar characteristic
Y intercept
A point on the y axis (0,Y)
Standard form
Ax + By = C
Reflection
Flips a graph across a line
Constant function
a linear function of the form f(x)=b
Sequence
an ordered list of numbers
Set builder notation
A notation used to describe the elements of a set
Zeros/roots
Another nane for the X intercept
Rate of change
A ratio that describes, on average, how one quantity changes with respect to another quantity
Linear function
A function whose graph is a straight line.
Slope intercept form
y=mx+b
Dilation
A stretch or compression of a function
Common difference
the difference between consecutive terms of an arithmetic sequence
Translation
A transformation of a function. up, down, left, or right
Arithmetic sequence
A sequence in which the difference between any two consecutive terms is the same.
Transformation
A movement of a function on the coordinate plane to create a new function
Term of sequence
Each number in a sequence
Vertex
A point where two or more straight lines meet.
Absolute value function
f(x)=|x|
piecewise function
a function composed of 2 or more functions
M
Slope
Rise
Tells us how to move vertically from one point to the next
Run
Tells us how to move horizontally from one point to the next