Question

which of the statement is wrong?1)m2-n2+3is a trinomial,2)a^2 b^2+2b is a binomial,3)3x^2y is a monomia,4)4x^-2 -5/1+x is a polynomial​

Answer 1

Answer:

option 4)

${4x}^{- 2} - \frac{5}{1} + x$

is a polynomial

Step-by-step explanation:

${4x}^{- 2} - \frac{5}{1} + x$

is not a polynomial. It's a trinomial because only three terms aree seen.