Answer:
cubic
Explanation:
The degree of a term with one variable is the exponent of that variable. When there is no exponent, the degree is 1. When there is no variable, the degree is 0.
The degrees of the terms in this expression are, left to right, ...
2, 3, 1, 0
The largest of these numbers is the degree of the polynomial: 3.
A polynomial of degree 3 is called a cubic.
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Comment on degree names
degree 1: linear
degree 2: quadratic
degree 3: cubic
degree 4: quartic