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How to use Matrix Calculator

Enter the matrix values, choose an operation such as multiply, determinant or inverse, and the result matrix or value is shown.

Frequently asked questions

What matrix sizes are supported?

2×2 and 3×3 matrices for addition, multiplication, determinant, inverse and transpose.

What is the determinant used for?

It indicates whether a matrix is invertible — a determinant of zero means no inverse exists.

How is the inverse found?

Using the adjugate divided by the determinant, valid only when the determinant is non-zero.

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