Question

How to express the set X is less than or equal to -3 using interval notation?

Answer 1

In this case, we'll have to carry out several steps to find the solution.

Step 01:

data:

x:

less than or equal to -3

Step 02:

inequality:

interval notation:

x ≤ - 3 :

interval notation:

(- oo , -3]

The answer is:

(- oo , -3]