Simplify Rational Expressions

Front

What is a rational expression?

Back

A rational expression is a fraction where both the numerator and the denominator are polynomials.

Front

How do you simplify a rational expression?

Back

To simplify a rational expression, factor both the numerator and the denominator and then cancel any common factors.

Front

What is the first step in simplifying (x^2 + 6x + 8)/(x^2 - x - 6)?

Back

Factor both the numerator and the denominator.

Front

What is the factored form of x^2 + 6x + 8?

Back

(x + 2)(x + 4)