Question

Radical 8 ????

Answer 1

2 radical 2

Answer 2

√ 8
= √ 2*2*2
= √ 2² *2
= √ 2² *√2 ........................( √ & ² sign cancel each other )
= 2 *√2
= 2√2

Answer 3

\[2\sqrt{2}\]

Answer 4

I assume you mean \[\sqrt{8}\]. That is equal to sqrt{2}

Answer 5

\[8=4\times 2\]
\[\sqrt{8}=\sqrt{4\times 2}=\sqrt{4}\times \sqrt{2}=2\sqrt{2}\]