Question

which one of the following is not a polynomial in one variable
a. x+1
b.2x²+5
c.x+1/x
d.(x+3)²+3
please answer fast thank you.​

Answer 1

x+1/x is not a polynomial because 1/x can be written as 1*x^-1.

since polynomials have powers of whole numbers this is not a polynomial.

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