Polynomials can be classified based on the number of terms is contains which may be monomial, binomial, or trinomial.
Polynomials are algebraic expressions that contains a constant that is multiplied by one or more variables.
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The complete question:
Classify each polynomials based on the number of terms it contains.
-2x^2-x+3.5
10xyz^3
-x^2y^2+2y
8x^2+0.25
x^3y^4+2x^2y-3z