Inequalities

Front

What is an inequality?

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An inequality is a mathematical statement that compares two expressions using inequality symbols such as <, >, ≤, or ≥.

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What does the symbol '>' mean in inequalities?

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What does the symbol '<' mean in inequalities?

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What does the symbol '≥' mean in inequalities?

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What does the symbol '≤' mean in inequalities?

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Front

When do you flip the inequality sign?

Back

You flip the inequality sign when you multiply or divide both sides of the inequality by a negative number.

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Front

What is the solution set of an inequality?

Back

The solution set of an inequality is the set of all values that make the inequality true.

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How do you graph an inequality on a number line?

Back

To graph an inequality, use an open circle for < or > and a closed circle for ≤ or ≥, then shade the appropriate side.