Algebra Examples

$\sqrt{{(2 - \sqrt{5})}^{2}}$

Step 1

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

$2 - \sqrt{5}$

Step 2

The result can be shown in multiple forms.

Exact Form:

$2 - \sqrt{5}$

Decimal Form:

$- 0.23606797 \dots$