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OpenStudy (anonymous):
Which one is true? Matrix question. A. A determinant exists only for square matrices. B. A determinant exists only when the sum of the numbers in the up diagonals is greater than the sum of the numbers in the down diagonals.
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Directrix (directrix):
Only square matrices have determinants. http://www.es.ucsc.edu/~eart111/lecture12.pdf
OpenStudy (anonymous):
Thank you :)
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