Download presentation
Presentation is loading. Please wait.
1
Precalculus Review: Inequalities & Absolute Value
2
Objectives apply properties of real numbers to solve inequalities
identify the properties of real numbers that are used to solve inequalities understand the concept of absolute value apply the properties of real numbers to solve inequalities involving the concept of absolute value
3
Preview of Calculus Look at pages 43 and 44 in the text
4
Interval Notation x > 0 (0,∞) x ≥ 0 [0,∞) x ≤ 2 (-∞,2]
![Interval Notation x > 0 (0,∞) x ≥ 0 [0,∞) x ≤ 2 (-∞,2]](http://slideplayer.com./slide/17232891/99/images/4/Interval+Notation+x+%3E+0+%280%2C%E2%88%9E%29+x+%E2%89%A5+0+%5B0%2C%E2%88%9E%29+x+%E2%89%A4+2+%28-%E2%88%9E%2C2%5D.jpg "Interval Notation x > 0 (0,∞) x ≥ 0 [0,∞) x ≤ 2 (-∞,2]")
5
Inequalities: Example 1
6
Inequalities: Example 2
7
Inequalities: Example 3
8
Inequalities: Example 4
9
Absolute Value
10
Absolute Value: Example 1
11
Absolute Value Shortcuts
less thAND greatOR than
12
Absolute Value: Example 1
13
Absolute Value: Example 2
14
Absolute Value: Example 3
15
Homework Handout: Larson, Hostetler & Edwards: #25-43 odd
Ellis & Gulick: #19-37 odd and #59-67 odd
Similar presentations
![Warm Up Solve. 1. y + 7 < –11 2. 4m ≥ –12 3. 5 – 2x ≤ 17 y < –18 m ≥ –3 x ≥ –6 Use interval notation to indicate the graphed numbers. 4. 5. (-2, 3] (-](/25/8101436/big_thumb.jpg "Warm Up Solve. 1. y + 7 < –11 2. 4m ≥ –12 3. 5 – 2x ≤ 17 y < –18 m ≥ –3 x ≥ –6 Use interval notation to indicate the graphed numbers. 4. 5. (-2, 3] (->")
