Matrix Inverse Calculator

    Calculate inverse of a 2x2 matrix

    Formula

    A⁻¹ = (1/det) × [d, -b; -c, a]

    Swap diagonal, negate off-diagonal, divide by determinant.

    Examples

    [[4,7],[2,6]]

    det=10, inverse = [[0.6,-0.7],[-0.2,0.4]].

    Frequently Asked Questions

    About Matrix Inverse

    Calculate the inverse of a 2×2 matrix.