Which one of the following is not polynomial.
1.4x2+2x-1
2.Y+3/y
3.X3-1
4.Y2+5y+1

Dear Student,

For an expression to be a polynomial, one of the conditions include that it does not consist of a variable term in it's denominator. 

In option (2), the expression has a variable term in it's denominator, hence it is is not a polynomial.

Ans. (2) y + 3/y is not a polynomial

Regards

  • 11
2 is not a polynomial because it power is 0.
  • 1
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