3-1 & 3-2 Vocabulary 1.) Solution of an inequality 2.) Equivalent inequalities.

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Presentation transcript:

3-1 & 3-2 Vocabulary 1.) Solution of an inequality 2.) Equivalent inequalities

Algebra Solving & Graphing Inequalities

Write a Linear Inequality Ex. 1) Alex was sure that he didn’t score less than 73 on his Algebra test. Write an inequality to describe Alex’s possible score.

Solution of an Inequality? Ex. 2) a.) -1 b.) 5c.) 3

Solve & Graph the Inequality Ex. 3a) Ex. 3b)

Assignment

Reminder Whenever you multiply or divide both sides by a NEGATIVE number, then you switch the inequality sign.

Solving an Inequality & Graph an inequality Ex. 4)

EX. 4)Solve & graph inequality.

Graphing Linear Inequalities The graph of a linear inequality in one variable is the set of points on a number line that represent all solutions of the inequality. x < 3 x > -4

Write each inequality in words Ex. 4 a.) b>0 Ex. 4 b.)

Algebra Solving & Graphing Inequalities