lesson15outline

lesson15outline - MA 153 Lesson 15 Outline Answering of...

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MA 153 Lesson 15 Outline Answering of homework questions over lesson 14. Lesson 15 Section 2.6 Inequalities Notation Inequality Interval Notation Graph (a) 2 1 x < (b) 2 x (c) 4 or 2 x x ≤ − > If you do not include an end value, use parantheses. If you do include an end value, use brackets. Always use parantheses with or −∞ Solving Inequalities Example: 2 5 3 x x + < 7 When you multiply or divide both sides of an inequality by a negative number, the
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