Module 6 Inequalities Test Review

Front

What does the inequality x ≤ 20 represent in a real-world context?

Back

It means you can spend no more than 20 dollars on a birthday present.

Front

How do you interpret the inequality y ≤ 2/5x + 1?

Back

It represents all points below or on the line of the equation y = 2/5x + 1.

Front

What does it mean if a line in a graph is dotted?

Back

It indicates that points on the line are not included in the solution set of the inequality.

Front

What does the inequality x ≥ 48 signify in a real-world scenario?

Back

It means you must be at least 48 inches tall to ride the roller coaster.

Front

How do you determine if a point is a solution to an inequality?

Back

Check if the point lies in the shaded region of the graph representing the inequality.

Front

What is the significance of the inequality symbol '≥'?

Back

It indicates that the value can be greater than or equal to a certain number.

Front

What does the inequality y ≥ -3 represent graphically?

Back

It includes all points above or on the horizontal line y = -3.

Front

How do you graph the inequality y < 2/5x + 1?

Back

Graph the line y = 2/5x + 1 as a dotted line and shade below it.

Front

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

Back

'>' means greater than, excluding the number, while '≥' means greater than or equal to, including the number.

Front

What does it mean if an inequality has no solution?

Back

It means there are no values that satisfy the inequality, often due to contradictory conditions.