Numerical Method - Old Questions

4. Decompose the given matrix [A] into LU form. Then using decomposed matrices L and U solve the system of linear equation  Ax = b for given [b].(4 + 4)

OR

How can you calculate the inverse of a matrix? Explain. Solve the system of linear equations Ax = b for given [A] and [b] using Gauss elimination method. (use partial pivoting) (3 + 5)