Rational Expressions - Gavilan College

SS6.1 Simplifying Rational Expressions. Recall that a rational number is a quotient of integers. A rational expression is a quotient of polynomials, such as: P where Q(0 and P and Q are polynomials . Q. A rational expression can be evaluated just as any polynomial, except. that a rational expression can be . undefined when the denominator is equal to zero. Example: Evaluate x2 ( 3 when x = 5 ... ................
................