A rational algebraic expression is an expression in a form of a fraction where both the numerator and the denominator are polynomials.It is of the form :[tex]f(x) = \frac{p(x)}{q(x)} [/tex]Where [tex]p(x)[/tex] and [tex]q(x)[/tex] are polynomial, and [tex]q(x) ≠ 0[/tex].