Mathematics, 03.12.2019 01:31, chuncky812

Which is true about the degree of the sum and difference of the polynomials 3x5y - 2x3y4 - 7xy and -8x5y + 2xy +
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 of 7.
the sum has a degree of 7, but the difference has a degree of 6.

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Which is true about the degree of the sum and difference of the polynomials 3x5y - 2x3y4 - 7xy and -...