Characteristics

Non-examples

These are not polynomials:

3x2 - 2x-2 is not a polynomial because it has a negative exponent.

Not_Poly_1is not a polynomial because it has a variable under the square root.

Not_Poly_2is not a polynomial because it has a variable in the denominator of a fraction.

Not_Poly_3is not a polynomial because it has a fractional exponent.