Use Cramer's Rule to solve the 3 x 3 matrix A- 3B + 7Z = 13 A +B +Z =1 A- 2B + 3Z = 4

Q: solve by finding an inverse matrix 2x+y=6 x+2y+z=12 x-y-z=-5

A:

Q: Solve by inverse matrix method 過) 4. 8. 3 0 -7

A: Introduction: The adjoint of a matrix divided by the determinant of a matrix is the standard formula…

Q: Solve with matrices. 5x−3y=18 and 2x+7y=−1 Indicate each matrix with the vertical bar (|) symbol…

A: Given system of equation  5x-3y=18  2x+7y=-1we solve by matrix

Q: Find the matrix A if 2e2t et e²t - et e2tet 2e2t - et 3e2t3et 3e2t-3et et-e2t et - e2t 3et - 2e²t

A: To determine the matrix A , firstly I have taken the derivative on both sides then putting t equal…

Q: how to find the cofactor of a 4x3 matrix

A: Solution

Q: Q1/find the inverse of the square matrix (A), by using (Gaussian elimination method) * 1 2 2 A =|3 3…

A: Given: Matrix A=122331112

Q: 6w- 2x -z = 5 6x - 5z = 1 -4x -y + 2z=-7 -2w-x + 3y + 6z = -9

A: Solution:Total Equations are 46w-2x+0y-z=5→(1)0w+6x+0y-5z=1→(2)0w-4x-y+2z=-7→(3)-2w-x+3y+6z=-9→(4)…

Q: solve without using matrices wy+xz=1 wz+yx=0

A: In this problem we use elimination method to find y and z.  y=w/(w2 -x2)  z=x/(x2-w2 )