Question

$$\sqrt{80-4\sqrt{1}25$$

Answer

-16*sqrt(5)

Solution


Simplify  \(\sqrt{80}\)  to  \(4\sqrt{5}\).
\[4\sqrt{5}-4\sqrt{125}\]
Simplify  \(\sqrt{125}\)  to  \(5\sqrt{5}\).
\[4\sqrt{5}-4\times 5\sqrt{5}\]
Simplify  \(4\times 5\sqrt{5}\)  to  \(20\sqrt{5}\).
\[4\sqrt{5}-20\sqrt{5}\]
Simplify.
\[-16\sqrt{5}\]

Decimal Form: -35.777088