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Mathematics, 16.05.2021 14:00 dylan102247

2x + y - z = -8 2y + 3z = -6

-1/2x + y + z = -4

For the following matrix, which of the following matrix operations would result in a11 = 1?

Multiply row 2 by -1 and add it to row 1.

Multiply row 1 by - 1/2.

Multiply row 1 by 1/2.

Multiply row 3 by -4 and add it to row 1.

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You know the right answer?
2x + y - z = -8 2y + 3z = -6

-1/2x + y + z = -4

For the following matrix, whi...
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