If a matrix has its inverse then it is ______ matrix.
- Singular
- Symmetric
- Non-singular
- None of these
Explanation
A matrix has an inverse only if its determinant is non-zero, meaning it is non-singular.
Singular matrices (with determinant = 0) do not have an inverse.
Related MCQs
- 2x² + 4 = 9x
- 2x² + 9 = 4x
- 2x² + 9 = 4x
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