Simplify the numerator.

Rewrite as .

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

Subtract from .

Divide by .

Raise to the power of .

Simplify each term.

Rewrite as .

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

Any root of is .

Multiply by .

Subtract from .

Raise to the power of .

Add and .

Add and .

Evaluate (( square root of 144)/(15-9)+4^2)+( square root of 25- square root of 1)^2