# Precalculus Examples

,

Step 1

Use the distance formula to determine the distance between the two points.

Step 2

Substitute the actual values of the points into the distance formula.

Step 3

Step 3.1

Multiply by .

Step 3.2

Add and .

Step 3.3

Raise to the power of .

Step 3.4

Subtract from .

Step 3.5

Raise to the power of .

Step 3.6

Add and .

Step 3.7

Rewrite as .

Step 3.7.1

Factor out of .

Step 3.7.2

Rewrite as .

Step 3.8

Pull terms out from under the radical.

Step 4

The result can be shown in multiple forms.

Exact Form:

Decimal Form:

Step 5