# 3.4: Matrix Commands for Solving Linear Equations

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Command Effect

det

Computes determinant of an array.

inv

Computes inverse of a matrix.

pinv

Computes pseudoinverse of a matrix.

rank

Computes rank of a matrix.

rref

Computes reduced row echelon form.

3.4: Matrix Commands for Solving Linear Equations is shared under a CC BY 1.3 license and was authored, remixed, and/or curated by Brian Vick, Virginia Tech.