Алгебра

Polynomial Expander

Expand factored polynomials to standard form easily with our online Polynomial Expander tool. Get step-by-step expansion and understand the process.

Enter Factored Polynomial

Expanded Polynomial

Understanding Polynomial Expansion

Polynomial expansion is the process of rewriting a polynomial expression from a factored form to a standard form. The factored form presents the polynomial as a product of factors, while the expanded form expresses it as a sum of terms, each being a coefficient multiplied by powers of the variable.

For example, expanding (x+1)(x+2) involves multiplying each term in the first factor by each term in the second factor:

  • x * x + x * 2 + 1 * x + 1 * 2
  • x² + 2x + x + 2
  • x² + 3x + 2

This tool simplifies this process, allowing you to quickly expand complex factored polynomials. It's useful in algebra, calculus, and various mathematical fields for simplifying expressions and solving equations.