SOLUTION: It just says to solve?? I am not sure where to start. Thanks! sqrt(-20)

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Question 928269: It just says to solve?? I am not sure where to start. Thanks!
sqrt(-20)
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Must mean, simplify in simplest radical form. Also notice -20 will force the expression to contain an imaginary number.

sqrt%28-1%2A2%2A2%2A5%29
2%2Asqrt%28-1%2A5%29
2i%2Asqrt%285%29