Question

what is root
$\sqrt{320}$
(pls explain)
​

Answer 1

Answer:

Let's say x² = 320

then in this case x =$\sqrt{320}$= 17.88854382

Answer 2

Answer:

17.8885 or  $8\sqrt{5}$

Step-by-step explanation:

Just plug into a calculator

OR

$\sqrt{320}$   320 is divisible by a perfect square

$\sqrt{64} \sqrt{5}$   64 is a perfect square

$8\sqrt{5}$ ← answer

OR

$\sqrt{320}$

$\sqrt{4} \sqrt{80}$

$2\sqrt{4} \sqrt{20}$    

$4\sqrt{4}\sqrt{5}$    

$8\sqrt{5}$