Saturday, August 13, 2011

Hey, I have a question about determinants!?

If the determinant of the 3x3 matrix det[ {a,1,d},(b,2,e},(c,3,f}]=-3, then det[{a,-5,d},{b,-7,e},{c,-9,f}]= ?
Posted by Clemencia Zecchini at 10:02 PM

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