[4 -8 5] 4 -7 4 3-4 2 (a) (4 points) Show that A is nonsingular by finding the rank of A. (b) (4 points) Calculate the i
Posted: Wed Jul 06, 2022 11:46 am
[4 -8 5] 4 -7 4 3-4 2 (a) (4 points) Show that A is nonsingular by finding the rank of A. (b) (4 points) Calculate the inverse by using the Gauss-Jordan method. (c) (2 points) Check your answer to (b) by using definition of the matrix inverse, i.e., A-¹A = I. [2 3 4] 6. Given matrix A 4 3 1 5. Consider matrix A = 24 (a) (4 points) Calculate the determinant of A. (b) (6 points) Calculate the inverse of A by using the formula involving the adjoint of A.