# Pre-Algebra Examples

Multiply by .

Combine.

Expand the denominator using the FOIL method.

Simplify.

Divide by .

Apply the distributive property.

Apply the distributive property.

Apply the distributive property.

Simplify each term.

Multiply by .

Multiply by .

Multiply .

Multiply by .

Raise to the power of .

Raise to the power of .

Use the power rule to combine exponents.

Add and .

Rewrite as .

Multiply by .

Multiply by .

Subtract from .

Subtract from .

The result can be shown in multiple forms.

Exact Form:

Decimal Form: