0 votes 0 votes For a matrix $M=[m_{ij}]; \: i,j=1,2,3,4$, the diagonal elements are all zero and $m_{ij}=-m_{ji}$. The minimum number of elements required to fully specify the matrix is ________ $0$ $6$ $12$ $16$ Quantitative Aptitude gate2020 numerical-ability matrices + – soujanyareddy13 asked Nov 3, 2020 • edited Feb 18, 2021 by soujanyareddy13 soujanyareddy13 2.7k points answer comment Share Follow See all 0 reply Please log in or register to add a comment.