Answer:
7
Explanation:
The degree of a polynomial is the highest power of the variable in the polynomial. In the polynomial
, the highest power of y is 7. Therefore, the degree of the polynomial is 7.
Here is a breakdown of the degrees of each term in the polynomial:

The degree of a polynomial is the highest degree of any term in the polynomial. In this case, the highest degree is 7, so the degree of the polynomial is 7.