Question

how do i simplify 5 square root 320

Answer 1

\[5\sqrt{320} = 40\sqrt{5}\]

Answer 2

or \[\sqrt[5]{320} = \sqrt[5]{2^5*10} = 2\sqrt[5]{10}\]

Answer 3

320 2
160 2
80 2
40 2
20 2
10 2
5

=(2^6)*5....5*2^3 = 5*8 = \[40\sqrt{5}\]