In parts a-d evaluate the following determinants. show allsteps.
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 being0, 3, 2, the third row being 0, 0, 4.
c. 3x3 matrix, the first row being 3, -1, 4, the second rowbeing 2, -2, 3, the third row being 1, -1, 2
d. 4x4 matrix, the first row being 1, 1, 0, 3, the second rowbeing 0, 2, 0, 0, the third row being 0, 3, -2, 1, the fourth rowbeing 0, 4, 3, 2.
e. Which matrices in parts a-d are invertible? how do you know?show all steps.
