SOLUTION: Multiply the square root of -13 by its complex conjugate.

Question 216580: Multiply the square root of -13 by its complex conjugate.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

The complex conjugate of any complex number is . In this case, which means that the conjugate is which can be written as

Now multiply the two values to get:

So the product of the two values is 13.
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