Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Matrices Rank of a Matrix
The rank of a matrix in echleon form is equal to:
1
number of zero rows of the matrix
2
order of matrix
3
Number of non zero rows of the matrix
4
More than one of the above
5
None of the above