Polynomial Calculator
FREE ONLINE MATH TOOL

Advanced Polynomial Solver

Solve equations, simplify expressions, find roots, calculate derivatives, integrals, and visualize polynomial graphs instantly directly in your browser.

Invalid polynomial format. Please check your syntax.
Examples:
x² + 5x + 6 2x³ - 4x + 7 (x+2)(x+3) x⁴ - 3x² + 2

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Enter a polynomial equation and click analyze to see the magic happen.

Polynomial Graph

Graph represents f(x) over domain [-10, 10]

Calculation History

What is a Polynomial?

A polynomial is a mathematical expression consisting of variables (also called indeterminates) and coefficients, that involves only the operations of addition, subtraction, multiplication, and non-negative integer exponents of variables. This Polynomial Calculator helps you solve and analyze these mathematical structures instantly.

Polynomial Formula

The standard form of a polynomial of a single variable x can be written as:

P(x) = anxn + an-1xn-1 + ... + a1x + a0

Where a represents the coefficients, and n represents the degree of the polynomial.

How to Use Polynomial Calculator

  1. Enter your equation: Type your polynomial in the input box using standard notation (e.g., 3x^2 - 5x + 2).
  2. Optional Evaluation: Enter a specific value for x if you want to evaluate the function at that point.
  3. Choose an Operation: Click "Analyze Polynomial" for a full breakdown, or select a specific operation like Simplify, Factor, Derivative, or Find Roots.
  4. View Results & Graph: Scroll down to view the detailed mathematical breakdown and the automatically generated Cartesian graph.

Polynomial Operations Supported

  • Simplification: Combines like terms and formats the expression to its standard form.
  • Expansion: Multiplies out grouped terms (e.g., transforming (x-1)(x+1) to x² - 1).
  • Factorization: Breaks down a complex polynomial into a product of simpler polynomials.
  • Derivative: Computes the instantaneous rate of change using calculus rules.
  • Integral: Finds the antiderivative (indefinite integral) of the polynomial.
  • Root Solving: Finds the numerical or algebraic solutions where f(x) = 0.
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