Linear Algebra

Cramer's Rule Solver

Solve a 2×2 or 3×3 linear system using Cramer's Rule: xi = det(Ai) / det(A). Each determinant computed step by step.

Inputs

Matrix A and vector b
b

Solution

Modified Matrices Ai

Step-by-Step

Put It Into Practice

The calculator shows the steps — a quiz proves you can do them on your own.

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