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Which of the following shows that polynomials are closed under subtraction when polynomial 4x − 3 is subtracted from 2x2 − 5x + 1?
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Which of the following shows that polynomials are closed under subtraction when polynomial 4x − 3 is subtracted from 2x2 − 5x + 1?

User Augustina
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The subtraction is shown below, (3x² - 6x + 2) - (5x - 6)Distribute the negative to the subtrahend, (3x² - 6x + 2) - 5x + 6Combining like terms give us the answer to the question above, 3xx² - 11x + 8.
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User EmerG
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