inequality Flashcards
What does inequality mean
That you are using less than, greater than, less than or equal to, greater than or equal to signs because there is more than one answer that makes the original statement true
When do you use an open circle
When the inequality sign is less than or greater than
If you have less than or greater than what type of circle is going on the number line?
open
When do you use a closed circle
When the inequality sign is less than or equal to greater than or equal to
If you have less than o eqaul to or greater than or equal to what type of circle is going on the number line?
closed
If you have two inequality symbols in one statement, is it an and or an or statement?
and
If you have an and inequality what direction are the lines probably going in?
connecting inwards
If you have an or inequality what direction are the lines probably going in?
outwards
Flip the inequality 7
x>7
Flip the inequality -7
x>-7
Flip the inequality 7>x so that x is on the left
x<7
If you are graphing a less than or greater than sign what type of line are you drawing?
dotted
If you are graphing a less than or equal to sign or greater than or equal to sign what type of line are you drawing?
solid
If you are graphing an equation where y< x+2, where will the shaded section be?
below the line y= x+2
If you are graphing an equation where y> x+2, where will the shaded section be?
above the line y= x+2