Solving Inequalities

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What is an inequality?

Back

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?

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The symbol ≤ means 'less than or equal to'. It indicates that one value is either less than or equal to another.

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What does the symbol ≥ mean?

Back

The symbol ≥ means 'greater than or equal to'. It indicates that one value is either greater than or equal to another.

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Front

When graphing an inequality, what does a closed dot represent?

Back

A closed dot represents that the endpoint is included in the solution, used for symbols ≤ and ≥.

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When graphing an inequality, what does an open dot represent?

Back

An open dot represents that the endpoint is not included in the solution, used for symbols < and >.

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What is the difference between strict and non-strict inequalities?

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Strict inequalities (<, >) do not include the endpoint, while non-strict inequalities (≤, ≥) do include the endpoint.