Algebra Calculators

Last updated: October 2026

Quadratic Expression Factoring Calculator

Factors any quadratic expression ax² + bx + c into two linear factors.

Find the nth term or partial sum of arithmetic and geometric sequences instantly.

Find the nth term and the sum of the first n terms of an arithmetic or geometric sequence from the first term, the common difference or ratio, and n.

Find every real root of a three-term polynomial a·xⁿ + b·xⁿ⁻¹ + c of degree 2, 3, or 4 (for example x² − 3x + 2, x³ − 2x² + 1 or x⁴ + x³ − 3).

Find the midpoint of a line segment from the coordinates of its two endpoints, (x₁, y₁) and (x₂, y₂).

Calculate the logarithm of any positive number in any base: common log (base 10), natural log (base e), binary log (base 2) or a custom base.

Determines the domain and range of rational, radical, and logarithmic functions from their coefficients.

Computes a final amount after exponential growth or decay using A = Pe^(rt).

Solve a quadratic equation ax² + bx + c = 0 with the quadratic formula.

Find the slope of the line through two points as rise over run, (y₂ − y₁) ÷ (x₂ − x₁).