CFU: Mini Semester Unit Exam

Front

What is an inequality?

Back

Front

What does the symbol '≥' mean in an inequality?

Back

'≥' 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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Back

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Front

What does it mean to isolate a variable in an inequality?

Back

Isolating a variable means to manipulate the inequality so that the variable is on one side and all other terms are on the opposite side.

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What is the solution set of an inequality?

Back

Front

What is the difference between '>' and '≥'?

Back

'>' means 'greater than' and does not include the value itself, while '≥' means 'greater than or equal to' and includes the value.

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How do you check if a number is a solution to an inequality?

Back

Substitute the number into the inequality and see if the statement is true. If it is true, then the number is a solution.

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What is a compound inequality?

Back

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What does it mean to graph an inequality on a number line?

Back

Graphing an inequality on a number line involves shading the region that represents all the solutions of the inequality and using open or closed circles to indicate whether endpoints are included.