functions
What is a function
A function is a set of points where each x-value is different.
What is lines that never touch
parallel
If you divide a negative by a negative what do you get
Positive
If two lines are leaving the x axis in the graph is it a function
No
What is a negative times a positive
Negative
What is elimination
Lining up variables to get rid of them
What points is {0,0}
orgin
What is causation
The exact cause and effect
If your symbol looks like > is it opened or closed
Opened
What is x
the imput
you cant have a negative input true or false
False
What is substitution
subsituting for the chosen variable then solving for the other
Can y repeat to make it a function
yes
What is point slope formula
y-y=m{x-x}
BONUS QUESTION
3x+7<16
x<3