SOLUTION: if two rows of a determinant are interchanged, what is true of the resulting determinant?

SOLUTION: if two rows of a determinant are interchanged, what is true of the resulting determinant?

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Question 150529: if two rows of a determinant are interchanged, what is true of the resulting determinant?
Answer by Edwin McCravy(20060) (Show Source): You can put this solution on YOUR website!
if two rows of a determinant are interchanged, what is true of the resulting determinant?

The sign is changed.
Illustration:

In general just for a 2x2 matrix.

Edwin
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