Rewrite as .

Factor out of .

Rewrite as .

Pull terms out from under the radical.

Multiply by .

Rewrite as .

Factor out of .

Rewrite as .

Pull terms out from under the radical.

Multiply by .

Subtract from .

Add and .

The result can be shown in multiple forms.

Exact Form:

Decimal Form:

Factor 4 square root of 2-9 square root of 18+15 square root of 50