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Matrix Inverse Calculator
This calculator will find the inverse of a square matrix using the adjugate method. The calculator will show a step-by-step explanation.
working...
Examples
ex 1:
What is the inverse of the matrix
$ A = \left[ \begin{array}{cc}
-\frac{1}{2} & -\frac{3}{5} \\
\frac{5}{2} & -4
\end{array} \right]$.
ex 2:
Find the inverse of the matrix
$ A = \left[ \begin{array}{cc}
1 & 2 & -5 \\
-3 & 2 & 6 \\
2 & -3 & 5
\end{array} \right]$.
ex 3:
Compute inverse of a matrix
$ A = \left[ \begin{array}{cc}
5/2 & 1 & 0 & 1/2 \\
4 & 3 & 1 & 1 \\
3 & 14 & 9 & 3 \\
2 & 3 & 2 & -3
\end{array} \right]$.
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How to input matrix ?
1: Input matrix starting from the upper left-hand corner.
| Example: To input matrix: | $ \left[ \begin{array}{cc} -7 & 1/4 \\ -1.3 & -2/5 \end{array} \right] $ | type |
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2: You don't need to enter zeros.
| Example: To input matrix: | $ \left[ \begin{array}{ccc} 0 & 1 & 0 \\ -1 & 0 & 0 \\ 0 & 0 & 2/3 \end{array} \right] $ | type |
|
3: You can copy and paste matrix from excel in 3 steps.
| Step 1: Copy matrix from excel | Step 2: Select upper right cell | Step 3: Press Ctrl+V |
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4: You don't need to use scroll bars, since the calculator will automatically remove empty rows and columns.
5: To delete matrix
| Select whole matrix | and click delete |
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