Consider the following system; X1- X2 +3x3 -X4 = 0 X1+4x2-X3 + x4 = 3 3x1 +7x2 + x3 +x4 = 6 %3D Is there any successful decomposition into endogenous and exogeneous variables? Explain.

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Q: 1. Use Cholesky Decomposition to solve the linear system.

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