Math 6/7 Unit 3 Learning Check: Inequalities

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What is an inequality?

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An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, greater than or equal to, or less than or equal to the other.

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What does the symbol '≥' mean?

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The symbol '≥' means 'greater than or equal to'. It indicates that the value on the left is either greater than or equal to the value on the right.

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It means that the value of k must be at least -24 to satisfy the inequality.

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What is the purpose of using inequalities in real-life situations?

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Inequalities are used to express limits, constraints, or conditions that must be met, such as budgets, minimum requirements, or safety standards.

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What is the difference between an equation and an inequality?

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An equation states that two expressions are equal, while an inequality shows that one expression is greater than or less than another.

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How can you represent an inequality graphically?

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An inequality can be represented on a number line or a coordinate plane, showing the range of values that satisfy the inequality.

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