4-6: Graphing and Writing Inequalities

Front

What is an inequality?

Back

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

Front

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 value.

Front

What does the symbol < mean?

Back

The symbol < means 'less than'. It indicates that one value is strictly less than another value.

Front

What does the symbol > mean?

Back

The symbol > means 'greater than'. It indicates that one value is strictly greater than another value.

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 value.

Front

How do you represent 'A healthy daily diet contains no more than 24 grams of sugar' as an inequality?

Back

Front

When graphing an inequality, what type of dot is used for < and >?

Back

An open dot is used for < and > when graphing inequalities.

Front

What type of dot is used for ≤ and ≥ when graphing?

Back

A closed dot is used for ≤ and ≥ when graphing inequalities.

Front

What is a solution to the inequality m < 25?

Back

Any value of m that is less than 25, such as m = -91.

Front

How would you represent 'There are exactly 122 students in Ms. Dauntain's classes this year' as an equation?

Back