Inequalities

Question 1

What are inequalities?

Answer 1

They are the relationships between two expressions which are not equal to one another e.g. , ≤, ≥.

Question 2

How can you show inequalities on a number line?

Answer 2

You can draw a line to show the possible range, with open circles at the end for if it’s or closed circles for ≤, ≥.

Question 3

How can you solve inequalities?

Answer 3

Using the same technique as is used for solving equations.

Question 4

How can you graph inequalities?

Answer 4

You can shade the area where it could be, bordered with a dotted line for and a solid line for ≤, ≥.