Question

classify this polynomial.
$2k^2 + 2k - 1$
binomial trinomial
monomial none of these

Explanation:

A polynomial is classified by the number of its terms. The given polynomial $2k^2 + 2k - 1$ has three distinct terms: $2k^2$, $2k$, and $-1$. A polynomial with three terms is defined as a trinomial.

Answer:

trinomial