$\"\"$

The polynomial is $\"\"$ .

Degree of the term $\"\"$ is 2.

Degree of the term $\"\"$ is 4. \ \

Degree of the term $\"\"$ is 0. (The degree of a nonzero constant is 0) \ \

The greatest degree of the terms is 4. So, the degree of $\"\"$ is 4. $\"\"$

The degree of the polynomial $\"\"$ is 4.