Solving inequalities

Front

What happens to the inequality sign when you multiply or divide both sides by a negative number?

Back

The inequality sign flips.

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What does a closed dot on a number line represent when graphing inequalities?

Back

It represents that the number is included in the solution (used for symbols ≤ and ≥).

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Back

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

Back

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

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Back

You must flip the inequality sign because you are dividing by a negative number.

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It means 'less than'.

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Back

It means 'greater than or equal to'.