## Algebra: A Combined Approach (4th Edition)

a. $4xy^2$ Numerical Coefficient: 4 Degree of term: $3$ $7xyz$ Numerical Coefficient: 7 Degree of term: $3$ $x^3y$ Numerical Coefficient: 1 Degree of term: $4$ $-2$ Numerical Coefficient: -2 Degree of term: $0$ b. Degree of polynomial is 4.
a. $4xy^2$ Numerical Coefficient: 4 Degree of term: $1+2=3$ $7xyz$ Numerical Coefficient: 7 Degree of term: $1+1+1=3$ $x^3y$ Numerical Coefficient: 1 Degree of term: $3+1=4$ $-2$ Numerical Coefficient: -2 Degree of term: $0$ b. Degree of polynomial is 4 because the highest degree of the terms is 4.