Concepts 1.1

1
Bell Work 11/6/14
Solve the inequality.
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
9/6/2015
Solving Absolute-Value Inequalities (or)
TSWBAT solve an absolute-value inequality that
is an Or 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,

OR
greatOR
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
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?
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.
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 an absolute value bar you
must _______ the bars first. To solve an absolute
value inequality involving Or just _______ off.
The first is the original problem, the second is
negative with the sign _______.
isolate
branch
flipped
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
Homework 3.7B
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.