Algebraic Identities and Formulas

Front

What is the expansion of (a + b)²?

Back

a² + 2ab + b²

Front

What is the expansion of (a - b)²?

Back

a² - 2ab + b²

Front

What is the expansion of (a + b)³?

Back

a³ + b³ + 3ab(a + b) = a³ + b³ + 3a²b + 3ab²

Front

What is the expansion of (a - b)³?

Back

a³ - b³ - 3ab(a - b) = a³ - b³ - 3a²b + 3ab²

Front

What is the formula for a³ - b³?

Back

(a - b)(a² + ab + b²)

Front

What is the formula for a³ + b³?

Back

(a + b)(a² - ab + b²)

Front

What is the formula for a³ + b³ + c³?

Back

3abc = (a + b + c)(a² + b² + c² - ab - bc - ca)

Front

What is the expansion of (a + b + c)²?

Back

a² + b² + c² + 2ab + 2bc + 2ca