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lions [1.4K]
3 years ago
14

Please help me I don’t know this

Mathematics
1 answer:
Marianna [84]3 years ago
5 0

Answer:

1. 10/21

2. 11/21

Step-by-step explanation:

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9514 1404 393

Answer:

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Step-by-step explanation:

The determinant can be formed by subtracting up-diagonal products from down-diagonal products:

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4 0
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2 years ago
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3 years ago
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