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Find AB and use this result in solving the following system of equation: x-y+z=4,x-2y-2z=9,2x+y+3z=1. Matrices A and B are given b

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Find AB and use this result in solving the following system of equation: x-y+z=4,x-2y-2z=9,2x+y+3z=1. Matrices A and B are given below:
1 -1 1 4 -4 4
A = 1 -2 -2 B = -7 1 3
2 1 3 5 -3 -1​

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Sarah

what are the different methods to find the zero of a a polynomial?​

Write 10 things that produces high sounds and 10 things that produces low sounds

1 thought on “Find AB and use this result in solving the following system of equation: x-y+z=4,x-2y-2z=9,2x+y+3z=1. Matrices A and B are given b”

  1. Find AB and use this result in solving the following system of equation: x-y+z=4,x-2y-2z=9,2x+y+3z=1. Matrices A and B are given below:

    1 -1 1 4 -4 4

    A = 1 -2 -2 B = -7 1 3

    2 1 3 5 -3 -1

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