Question
The matrix $P = \left[ {\begin{array}{llllllllllllllllllll}0&0&4\\0&4&0\\4&0&0\end{array}} \right]$ is a
- (a) square matrix ✓ Correct
- (b) diagonal matrix
- (c) unit matrix
- (d) None of these
Matrices — Class 12 Maths Solution
Step-by-step Solution
As we know,, in a square matrix number of rows are equal to the number of columns, so the matrix $P$
$= \left[ {\begin{array}{llllllllllllllllllll}0&0&4\\0&4&0\\4&0&0\end{array}} \right]$
is a square matrix.
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