Answers

2014-07-09T20:19:25+08:00
2014-07-09T20:33:13+08:00
 \sqrt{8}  \sqrt{2*2*2}
Pick a pair put it out...
 \sqrt{2*2*2} = 2 \sqrt{2}

Final Answer:  2\sqrt{2}
0
did you think it is a fraction?
No, I prime factorized 8 inside the square root sign
you answer is correct but the answer of my question is 2.8 ...
Actually the real answer is 2.828427125
Yes.