(2581)2

Rewrite 2581 as 2581.

(2581)2

Rewrite 25 as 52.

(5281)2

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

(581)2

(581)2

Rewrite 81 as 92.

(592)2

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

(59)2

(59)2

Apply the product rule to 59.

5292

Raise 5 to the power of 2.

2592

Raise 9 to the power of 2.

2581

2581

The result can be shown in multiple forms.

Exact Form:

2581

Decimal Form:

0.30864197…

Evaluate ( square root of 25/81)^2