Rewrite as .

Rewrite as .

Rewrite as .

Rewrite as .

Rewrite as .

Rewrite as .

Cancel the common factor.

Rewrite the expression.

Combine and into a single radical.

Divide by .

Rewrite as .

Pull terms out from under the radical, assuming positive real numbers.

Simplify ( square root of -80)/( square root of -5)