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Mathematics, 13.06.2021 22:00 Garry123

What polynomial must be added to -7x2 + 4x – 5 so that the sum is x2 – X – 1? please help lol

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What polynomial must be added to -7x2 + 4x – 5 so that the sum is x2 – X – 1? please help lol...

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