Which of the following functions are not polynomials. Give reason for your answer.

(i) (ii) x2 + x + 3 (iii) (iv)

Asked by Topperlearning User | 26th Jul, 2017, 08:52: AM

Expert Answer:

In (i) the powers of x are 3, -2, -1, and 0. Since -2, -1 are not non-negative integers, therefore it is not a polynomial.

In (iii) the powers of the variable u are , 1, and 0. Since  is not non-negative integer, therefore it is not a polynomial.

Answered by  | 26th Jul, 2017, 10:52: AM