Simplification of Rational Expression

Easy Advanced Math Rational Expressions

Consider the rational expression $$ \f\frac{x^2 - 9}{x^2 - 5x + 6} $$.

What is the simplified form of this expression?

$$ \frac{(x - 3)(x + 3)}{(x - 2)(x - 3)} $$

$$ \frac{(x - 3)(x + 3)}{(x - 3)(x - 2)} $$

$$ \frac{(x - 3)(x + 3)}{(x - 5)(x - 6)} $$

$$ \frac{(x - 3)(x + 3)}{(x - 2)(x - 3)(x - 6)} $$

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