Graphing and Solving Inequalities

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Presentation transcript:

Graphing and Solving Inequalities with multiplication and division = Stirrup1/06/08 (Revised:1/3/10 DM)

Stirrup1/06/08 (Revised:1/3/10 DM) Lesson 6.2: Solving Inequalities Multiplication Property: By a positive number. To Solve: -32 -16 16 32 Stirrup1/06/08 (Revised:1/3/10 DM)

Stirrup1/06/08 (Revised:1/3/10 DM) continue: Solving Inequalities Multiplication Property: By a negative number. To Solve: When you multiply both sides by a negative number the inequality sign switches direction. -32 -16 16 32 Stirrup1/06/08 (Revised:1/3/10 DM)

Stirrup1/06/08 (Revised:1/3/10 DM) continue: Solving Inequalities Division Property: By a positive number. To Solve: When you multiply or divide both sides by a positive number the inequality sign doesn’t switch direction. -16 -8 8 16 Stirrup1/06/08 (Revised:1/3/10 DM)

Stirrup1/06/08 (Revised:1/3/10 DM) continue: Solving Inequalities Division Property: By a negative number. To Solve: When you multiply or divide both sides by a negative number the inequality sign switches direction. -12 -6 6 12 Stirrup1/06/08 (Revised:1/3/10 DM)