Question

terms in a polynomial that have the exact same variable parts and exponents are called ______ terms.
the process of combining like terms in polynomial addition or subtraction is referred to as ______.

Explanation:

1. By definition, polynomial terms matching in variable parts and exponents are called like terms.
2. The specific process of grouping these matching terms during polynomial addition/subtraction is referred to as combining like terms.

Answer:

1. like
2. combining like terms