Question

Is $\frac{4}{5}{x}^2+\frac{1}{2}x-\frac{7}{4}$a polynomial or not? If not write the reason.

Answer 1

The given expression is$\frac{4}{5}{x}^2+\frac{1}{2}x-\frac{7}{4}$.

We know the definition of a polynomial and defined as below,

Polynomial: An expression in which the term has a non-negative exponent is called a polynomial.

All the terms are non-negative exponents.

Hence, the given expression $\frac{4}{5}{x}^2+\frac{1}{2}x-\frac{7}{4}$is a polynomial.