We have the following polynomial: - 2xy ^ 5 + 3x ^ 7 - 10x ^ 3y ^ 6 + 8x ^ 6 + 4 The degree of a polynomial is the same as the degree of the term with the highest degree. We have then that the highest degree is in the following term: 10x ^ 3y ^ 6 = 3 + 6 = 9 Answer: The polynomial is degree 9.