Concepts 1.1

1
Bell Work 11/5/14
Solve the inequality.
 
1.
2.
 
 
3.
2
Yesterdays Homework

• Any questions?
• Please pass your homework to the front.
• Make sure the correct heading is on your paper.
• Is your NAME on your paper?
• Make sure the homework is 100 complete.
• Incomplete work will NOT be accepted.

3
Heading
3/29/2021
Solving Absolute-Value Inequalities (and)
TSWBAT solve an absolute-value inequality that
is an And statement.
Students solve equations and inequalities
involving absolute values.
4
Notes
Graph the inequality.
Ex.
Plot the numbers that make this a true statement
on a number line.
What kind of graph does this look like?
AND? OR?

• Thus,

AND
less thAND
5
Notes
Solve each inequality and graph.
Ex.
What kind of graph does this look like?
AND? OR?
Now you try.
Ex.
What kind of graph does this look like?
AND? OR?
6
Notes
Solve each inequality.
Ex.
What kind of graph does this look like?
AND? OR?
Now you try.
Ex.
What kind of graph does this look like?
AND? OR?
7
Notes
Now you try.
Solve each inequality.
Ex.
Ex.
What kind of graph does this look like?
What kind of graph does this look like?
AND? OR?
AND? OR?
8
Notes
Now you try.
Solve each inequality.
Ex.
Ex.
Isolate the absolute value bars FIRST!
Isolate the absolute value bars FIRST!
What kind of graph does this look like?
What kind of graph does this look like?
AND? OR?
AND? OR?
9
Notes
Now you try.
Solve each inequality.
Ex.
Ex.
10
Summary
Whenever you have absolute value _____ you must
first isolate the bars. To solve an absolute
______ inequality involving And just add-on the
negative to the left. Now just isolate the
variable in the _______.
bars
value
middle
11
Todays Homework
Rules for Homework

• Pencil ONLY.
• Must show all of your work.
• NO WORK NO CREDIT
• Must attempt EVERY problem.
• Always check your answers.

12
Class Work
Solve the inequality.
13
Ticket Out the Door
Complete the Ticket Out the Door without
talking!!!!!
Talking time after the bell!
Put your NAME on the paper.
When finished, turn your paper face DOWN.
Solve the inequality.