CBSE Class 10 Answered
Which of the following functions are not polynomials. Give reason for your answer.
(i) 
(ii) x2 + x + 3 (iii) 
(iv)
(ii) x2 + x + 3 (iii) (iv)
Asked by Topperlearning User | 26 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.
, 1, and 0. Since is not non-negative integer, therefore it is not a polynomial.
Answered by | 26 Jul, 2017, 10:52: AM
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