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Mathematics 23 Online
OpenStudy (anonymous):

2√5 whats the answer?

OpenStudy (anonymous):

Approx. 4.472

OpenStudy (anonymous):

http://www.wolframalpha.com/input/?i=2sqrt%285%29

OpenStudy (anonymous):

4.47

OpenStudy (anonymous):

value of \[\sqrt5=2.236\] hence 2*2.236 = 4.472 approx...

OpenStudy (anonymous):

well this was the time of calculator :)

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