Question

A =[]m*n is a matrix and b is a non singular square submatrix of order r then a. Rank of A is r, b. Rank of A is greater then r ,c. none of these, d rank of A is less than r

Answer 1

Answer:

2sdjerwirgcnnjophgkyeeqazcbmhgkfjdf45629dvbnvkfjfjq2ezcmzdmf2ketj428257ovbmvcmcnxndsccjgrirtyjhnnbfdey