What are three other terms for the x-intercepts
roots
zeroes
solutions
If an ordered pair is on any part of a dotted line, is it in the solution set?
no
The graph of a direct variation must pass through what point?
(0,0)
origin
Rate of change is another way of saying:
Slope
If two lines in a system coincide, how many solutions does it have?
infinite
Define a function
A relation where every element or the domain is paired with exactly one element of the domain. X can not repeat itself, y can repeat itself
What is the domain of a functoin?
set of x values
What is the range?
Set of y values
What "test" is used to determine if a graph is a function
Vertical line test
In a system of equations, if two lines are parallel how many solutions does it have?
no solution
What steps are used to determine the line of best fit?
+
table
input data
choose linear regression
What type of circle and line is used for < or >
open, dotted
What symbol goes with no more than?
What symbol goes with no less than?
< or =
> or =
In desmos, what variable must be used to solve equations?
x
Moving a graph left, right, up or down changes which value in the graph of a linear equation
y-intercept
b
What is the slope of a horizontal line?
Give an example
0
y=3