Solve compound inequalities

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What is a compound inequality?

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How do you solve a compound inequality of the form 'A < x < B'?

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To solve a compound inequality of the form 'A < x < B', you solve both inequalities separately and find the intersection of the solutions.

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What does the symbol '≤' mean in inequalities?

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The symbol '≤' means 'less than or equal to'. It indicates that the value can be less than or equal to the number.

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What does the symbol '≥' mean in inequalities?

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The symbol '≥' means 'greater than or equal to'. It indicates that the value can be greater than or equal to the number.

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How do you graph a compound inequality?

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To graph a compound inequality, you shade the region that satisfies the inequality on a number line. Use open circles for '<' or '>' and closed circles for '≤' or '≥'.

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What does 'or' mean in compound inequalities?

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What does 'and' mean in compound inequalities?

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