Question

I inserted a picture of the question, please give a VERY SHORT explanation CHECK ALL THAT APPLY

Answer 1

For this case we have the following:

In order to be a polynomial consist of terms in the form where n is a non-negative

then the answer is:

`x^(-2)+x+1`
`x^2+2\sqrt[]{x}+1`
`(2)/(x^(2))+x+1`

Then the answer:

A, D, E