et A = -5 2 3 −1 -2 5 and B = -4-3 4 28 -6 -1 4 - 3 -5 20 -15 a. det(A) = b. 7A+41 = -10 -5 -15-25 Calculate each of the following. You may use Octave or Matlab, but this is not required. ntegers, or decimal values accurate to five significant figures.

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