Mathematics (11th Grade)
Matrices
Which of the following is the identity matrix of size 3x3?
[[1,0,0],[0,1,0],[0,0,1]]
[[3,4,5],[4,5,6],[5,6,7]]
[[1,0],[0,1]]
[[2,3],[1,2]]
[[1,2,3],[4,5,6]]
Next