0

# How do you know whether to use an open circle or a closed circle when graphing an inequality?

Updated: 9/20/2023

Wiki User

12y ago

If the inequality is > or< then it is an open circle. If it is greater than or equal to or less than or equal to, it is a closed circle.

Wiki User

12y ago

Earn +20 pts
Q: How do you know whether to use an open circle or a closed circle when graphing an inequality?
Submit
Still have questions?
Related questions

### When graphing inequalities when do you have a closed circle?

When the value indicated by the circle is a valid value for the inequality.

### How do you know whether to use an open circle or a closed circle when graphing an inequality and why?

An open or closed circle are used to graph an inequality in one variable. An open circle is used if the value at the end point is excluded from the feasible region while a closed circle is used if the value at that point is within the accepted region.

### When do you use an open circle and a closed circle in graphing an inequality?

I dunno an who cares! we use closed circles when we include the number on which it is and if we dont want to include it then we use open circle

### When graphing inequalities when would you hove a closed circle?

When the value represented by the circle is part of the solution set.

### 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, :)

### How do you know whether to use a open circle or a closed circle?

If points on the circumference are excluded from the locus then an open circle, else a closed one.

### How do you solve a quadratic inequality when the expression is unfactorable?

Use the quadratic formula for the equality. Then, depending on the coefficient of x2 and the nature of the inequality [&gt;, &acirc;&permil;&yen;, &acirc;&permil;&curren;, &lt;], determine whether you need the open or closed intervals between the roots or beyond the roots.

### How many pages does The Closed Circle - novel - have?

The Closed Circle - novel - has 432 pages.

### When was The Closed Circle - novel - created?

The Closed Circle - novel - was created on 2004-09-02.

### What is the ISBN of The Closed Circle novel?

The ISBN of The Closed Circle - novel - is 0-670-89254-8.

closed figure

### Can a closed figure not be a polygon?

yes a circle is closed but is not a polygon