1. Warm Up #3

2. HW Check Pg 29-30, #5-50 (multiples of 5)

3. Compound Inequalities (from yesterday’s activity)

4. Special Cases – all real numbers and no solution

5. 1.5 Equations and Inequalities

7. Absolute Value: A number’s distance from zero on the number line.
Remember: Distance is always POSITIVE!

8. Find the absolute value of each expression.

9. Solving Absolute Value Equations
To solve |ax+b| = c :
ax+b = c or ax+b = -(c)
Example: |3x| = 15
3x = or 3x = -(15)

10. Solving Absolute Value Equations
Solve: |x| = 3
Solve: |x+1| = 6
Solve: |x| = -4

12. You Try! Solve:

13. You Try! Solve:

14. You Try!

15. Solving Multi-Step Absolute Value Equations

16. You Try! Solve:

17. You Try! Solve:

18. Extraneous Solutions
A solution derived from the original equation but not a solution to the original equation.

19. Solve:

20. Solve:

21. You Try! Solve:

22. Challenge Problem. Solve:

23. Homework
Pages (Section 1.5)
1-15 even
34-42 even

24. Quiz 1.1