Solving equations by matrix method

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Reference no: EM13119765

X + 2y + 3z + 4w = 3

5x+ 3z + 6w = 8

2x + 7y +2z + 8w = -2

5y + 6z =5

1) Write as a matrix product Ax=b

2) Find A^-1, the inverse

3) Solve the system for x, y, z and w

Reference no: EM13119765

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