# Finite Math Examples

,

Step 1

Step 1.1

Replace the function designators with the actual functions in .

Step 1.2

Simplify each term.

Step 1.2.1

Apply the distributive property.

Step 1.2.2

Multiply by .

Step 1.2.3

Multiply by .

Step 1.3

Subtract from .

Step 2

The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.

Interval Notation:

Set-Builder Notation:

Step 3