Answers

2014-08-25T10:48:25+05:30
The square root of a negative number is an imaginary number. 

For example:  \sqrt{-2} can be written as (  \sqrt{-1} )(  \sqrt{2} )

Here   \sqrt{-1} is denoted by "i"


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PLEASE COMPLETE THIS SOLUTION BY WRITING LAST LINE AS ANS: ( \sqrt{2} )i
2014-08-26T18:48:07+05:30
Square root of a given number can be find by using the concept of "i".
Ex: root of -2=root of 2 x root of -1.
      Here root of -1 is denoted by "i".

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