In parts a-d evaluate the following determinants. show all steps. a. 2x2 matrix the first row...

In parts a-d evaluate the following determinants. show all steps.

a. 2x2 matrix the first row being 1 and 2 the second row being -3 and 4.

b. 3x3 matrix, the first row being 2,1, 5, the second row being 0, 3, 2, the third row being 0, 0, 4.

c. 3x3 matrix, the first row being 3, -1, 4, the second row being 2, -2, 3, the third row being 1, -1, 2

d. 4x4 matrix, the first row being 1, 1, 0, 3, the second row being 0, 2, 0, 0, the third row being 0, 3, -2, 1, the fourth row being 0, 4, 3, 2.

e. Which matrices in parts a-d are invertible? how do you know? show all steps.

Expert Solution

Colby Messinger answered 3 years ago

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