Math Formulas

Algebra → Rational algebraic expressions → Operations with rational algebraic expressions

MR-84

Simplify the expression below:

$\frac{a^{2} - 9}{a - 3}$

MR-163 / 163.

$\frac{x + 2}{x - 2} + \frac{x - 2}{x + 2} = 0$