Polynomial problem

Level 2

Which of the following is not a polynomial?

0 0 3 x 3 + 4 x 2 − 17 3x^3+4x^2 -17 x 3 + 3 √ x − 7 x + 4 x^3 + 3√x -7x + 4 80 − 7 x + 3 -7x+3

Aman Thegreat by Aman thegreat , 19, India

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1 solution

Aman Thegreat
Oct 2, 2017

Remember in a polynomial, the power of the variables is always a whole number.

In x 3 + 3 √ x − 7 x + 4 x^3 +3√x -7x +4 , one of the power is 1 2 \frac{1}{2} , which is not a whole number.

So it is not a polynomial

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