Question

28number question Please answer

Answer 1

option (1) is a polynomial since it's degree is not in

the form of fraction or it's degree is non - negative.


option (2) is not a polynomial because here power

of x is in the form of fraction (1/2).


option (3) is a polynomial because on evaluating

the power of x .. we get a positive integer.



option (4) is a polynomial because it's degree is 0.



option 5 is also a polynomial because powers of x are non - negative.