question 5 in the attached pdf..

Please explain.. I know you get to a point where it is the sq root of -11 but idk what to do after this . Please help

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- Nov 7th 2012, 04:00 PMBenja303Help with complex numbers?
question 5 in the attached pdf..

Please explain.. I know you get to a point where it is the sq root of -11 but idk what to do after this . Please help - Nov 7th 2012, 04:21 PMProve ItRe: Help with complex numbers?
$\displaystyle \displaystyle \begin{align*} \sqrt{-11} = \sqrt{-1 \cdot 11} = \sqrt{-1} \cdot \sqrt{11} = i\sqrt{11} \end{align*}$

- Nov 8th 2012, 05:32 AMtopsquarkRe: Help with complex numbers?
Not a graded assignment.

-Dan