Question

Which of the following is a trinomial with a constant term?

Answer 1

`(b)\ 2x^2- 7`

Explanation:

Required

Which is a trinomial and has a constant term

The highest degree of a trinomial is 2;

So, (b) and (d) are trinomial.

However, (b) has a constant term of -7 alongside the trinomial
`2x^2` while (d) has a constant term and also have a term with coefficient of x

Hence, (b) is correct