Write and Graph Inequalitites

Front

What is an inequality?

Back

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

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What does the symbol '≤' mean?

Back

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

Front

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.

Front

How do you represent 'no more than 90 minutes' in inequality form?

Back

Front

How do you represent 'less than 437 people' in inequality form?

Back

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Back

It represents all numbers greater than -2.8, with an open circle at -2.8.

Front

How do you represent 'at least $10' in inequality form?

Back

Front

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

Back

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

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Back

You draw a number line, place a closed circle on 5, and shade to the left to indicate all numbers less than or equal to 5.

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Back

It means that the value of x must be greater than 10, such as in a situation where a minimum requirement is set.