Consider the simultaneous equations below. 3y - 4z = 16 2x - 5y + 7z =-27 -x- 9z = 9 i. Use the inverse of matrix to solve the simultaneous equations. ii. Then use Cramer's Rule to confirm the answer from (i). Use Gaussian Elimination to solve simultaneous equations below. 3x - 2y +z = 13 -2x + y + 4z = 11 x + 4y-5z =-31 %3D

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