Answer:
1. polynomial is a kind of mathematical expression
2. degree of a polynomial is the highest of the degrees of its monomials (individual terms) with non-zero coefficients
3. a coefficient is a number used to multiply a variable.
4. A exponent refers to the number of times a number is multiplied by itself
5. a constant is a number on its own, or sometimes a letter such as a, b or c to stand for a fixed number
