Special Products and Factors

Factor: a² - b²

(a - b)(a + b)

Expand (a - b)²

a² - 2ab + b²

Expand (a + b)²

a² + 2ab + b²

Expand (a + b)³

a³ + 3a²b + 3ab² + b³

Expand: (a - b)³

a³ - 3a²b + 3ab² - b³

Factor: a³ - b³

(a - b)(a² + ab + b²)

Factor: a³ + b³

(a + b)(a² - ab + b²)