Which of the following expressions is a polynomial ?

Which of the following expression is a polynomial?

Which of the following expressions is not a polynomial?

Which of the following expression is not a polynomial?

Which of the following expressions is not a polynomial ?

Which of the following expressions is not a polynomial?

Which of the following expressions are polynomials?

Which of the following expressions are polynomial -11

Which of the following expressions are polynomial (5pi)/6

Which of the following expressions are polynomials? Which are not? Give Reasons. 5 is constant polynomial

Which of the following expressions are polynomials? Which are not? Give Reasons. 3xyz is a polynomial