Question: YOU MUST USE PYTHON original matrix [3, -3,9] [2, -2, 7] [-1, 2, -4] SWAP ROWS 1 AND 3 EXAMPLE CODE: E2 = A2 =

YOU MUST USE PYTHON

YOU MUST USE PYTHON original matrix [3, -3,9] [2, -2, 7] [-1,

original matrix

[3, -3,9]

[2, -2, 7]

[-1, 2, -4]

SWAP ROWS 1 AND 3

EXAMPLE CODE:

E2 = A2 = E2*A

sym.Matrix(A2)

Define a 33 elementary matrix named that swaps row 3 with row 1 . Apply it to the matrix A, and store the result as a new variable named

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