# Binomial theorem formula

Binomial theorem formula - allow you to convert a mathematical expression to a more simple to solve mind. Formulas of reduced multiplication (binomial formula) are used to open the degree brackets, lower the degree of the sum and difference, and for other mathematical simplifications.

In the formulas below, instead of characters «a» and «b» numeric values, variables, or any mathematical expressions and formulas can be used.

### 1. Sum of squares

... preparation of formulas ...