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Mathematics, 16.01.2020 00:31 lexiecooley

Which is true about the degree of the sum and difference of the polynomials 3x®y - 2xy- 7xy and 8x®y + 2xya
both the sum and difference have a degree of 6.
both the sum and difference have a degree of 7
the sum has a degree of 6, but the difference has a degree
the sum has a degree of 7, but the difference has a degree of

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