Topic: algebra

• Matrix Calculator

  Add, subtract and multiply matrices, or find the determinant, inverse and transpose of a 2×2 or 3×3, with the working shown.

• System of Equations Calculator

  Solve two or three simultaneous linear equations, with the determinant, the elimination steps, and the parallel and coincident cases explained.

• Linear Equation Calculator

  Solve a linear equation for x, with variables on one side or both, and see the degenerate cases explained rather than hidden.

• Quadratic Equation Calculator

  Solve any quadratic equation, with the discriminant, the exact surd roots, the vertex and the factored form.