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  • If it is 'less than' or 'greater than' or 'not equal' then use an open circle.
  • If it is 'less than or equal to' or 'greater than or equal' then use the shaded circle.
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12y ago

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Related Questions

Which do you use an open circle or closed cirle for graphing inequalities?

A closed circle is when a range of numbers also includes that number and an open circle is when a range of numbers doesn't include that number, :)


What does an open circle mean in algebra 2?

In Algebra 2, an open circle typically represents a value that is not included in a solution set, often used in the context of inequalities or graphing functions. For example, when graphing a number line, an open circle at a point indicates that the value at that point is excluded, such as in the case of strict inequalities (e.g., (x < 3)). This contrasts with a closed circle, which signifies that the value is included in the solution set.


What is the number of segments determined by n points is?

The answer depends on whether the n points are on a line and you are interested in linear segments or whether they are on the circumference of a circle and you are interested in the number of segments that the circle is partitioned into. Or, of course, any other shape.


What does the word compound inequalities mean?

Compound inequalities is when there is two inequality signs. You will regularly graph compound inequalities on a number line.


Can a system of equations have more than two inequalities?

A system of equations can have any number of inequalities.


How will you illustrate the concept of on the number line?

Inequalities


How do you represent relationships between inequalities that are not equal?

To represent relationships between inequalities that are not equal, you can use symbols such as "<", ">", "≤", and "≥" to denote the nature of the relationship. Graphically, you can depict these inequalities on a number line or a coordinate plane, using open or closed circles to indicate whether endpoints are included. Additionally, you can express the relationships as systems of inequalities, showing the range of values that satisfy each inequality. This representation helps clarify the range of solutions and their interrelations.


What does open circle mean in math?

An open circle is usually found on a number line in math. An open circle usually represents a number that is not included in the line.


Why do you graph inequalities on a number line?

To find the solutions.


Does inequalities sometimes have real number solutions?

Yes, they can.


A closed circle when graphing an inequality means?

A closed circle on a number line or graph indicates that the endpoint is included in the solution set of the inequality. This typically represents inequalities that use "less than or equal to" (≤) or "greater than or equal to" (≥). In contrast, an open circle would indicate that the endpoint is not included. Thus, a closed circle signifies that the value at that point satisfies the inequality.


How many solution sets do systems of linear inequalities have. Must solutions to systems of linear inequalities satisfy both inequalities. In what case might they not?

There is only one solution set. Depending on the inequalities, the set can be empty, have a finite number of solutions, or have an infinite number of solutions. In all cases, there is only one solution set.