#### Answer

The degree of 8a$^3$b$^2$ is 5.
The degree of -7a$^2$b is 3.
The degree of 19ab is 2.
The degree of the entire polynomial is 5.

#### Work Step by Step

The degree of a term is equal to the sum of the powers of its variables. The degree of an entire polynomial is equal to the highest degree of any of its terms.