Question

√8 can be written as 2√2 by prime factorisation. But how to get √8 if 2√2 is given ? Please give the steps.

Answer 1

Answer:

Step-by-step explanation:

$2\sqrt{2} = \sqrt{4}\sqrt{2}=\sqrt{8}$

Answer 2

Answer:

2$\sqrt{2}$, the rules is you need to square 2 and times the square root so

2$\sqrt{2}$=$\sqrt{2^2*2}$=$\sqrt{8}$

Step-by-step explanation: