Which is not a polynomial?

question 2 options:

4/x4+3/x3− 2/x2−1

x^5 − 5x^4 + 4x^3 −3x^2

3x^2 + 5x^4 + 2x − 12

x^3− 7x^2 + 9x −20

For what type of equity loan are you lent a lump sum, which is to be paid within a certain period of time? a. a line of credit b. equity c. a second mortgage d. an amortization

What is the rate for one gallon of gasoline

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6