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Homework Questions Talk to your neighbor about trouble problems while I hand out books! Get out info sheets and signed syllabus…
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Before we get started… Homework situation Learning Targets
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What do we need to do in order to do well this unit?
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Unit 1 Solving Inequalities
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Interval Notation
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Interval Notation can contain union of sets with the union symbol
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Graph some examples 1. (3, ∞) 2. [-2, ∞) 3. (- ∞, ∞) 4. [-4, 7) 5. (-14, 2]
![Graph some examples 1. (3, ∞) 2. [-2, ∞) 3. (- ∞, ∞) 4. [-4, 7) 5. (-14, 2]](http://images.slideplayer.com/39/10935708/slides/slide_7.jpg "Graph some examples 1. (3, ∞) 2. [-2, ∞) 3. (- ∞, ∞) 4. [-4, 7) 5. (-14, 2]")
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Now go backwards Write the interval notation for the following: A) B) C) D) E) F)
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Sign Charts Solve
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Sign Charts
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Sign Charts
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Sign Charts
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Would I want to use sign charts here?
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Homework P. 265 (7-14, 21-24) Solve all using sign charts!
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