" 4.Find the trace of "[[1,3,-5],[2,1,5],[1,0,1]]

Find the trace of [(1,3,-5),(2,-1,5),(2,0,1)]

Find the trace of [(1,3,-5),(2,-1,5),(2,0,1)] .

Find the trace of A if A=[[1,2,-(1)/(2)],[0,-1,2],[-(1)/(2),2,1]]

Find the rank of matrix A= [[1,2,-1,0],[0,1,3,1],[2,5,1,2]]

Find the trace of A if A=[(1,2,-1/2),(0,-1,2),(-1/2,2,1)] .

Find A^2-5A+6I , if A=[[2,0,1],[2,1,3],[1,-1,0]]

Find A^2-5A+6 if A=[[2,0,1],[2,1,3],[1,-1,0]]

" If the trace of the matrix: "A=[[-1,0,2,5],[3,x^(2)-2,4,1],[-1,-2,x-3,1],[2,0,4,x^(2)-6]]" is "0" then "x" is equal to "

Find the rank of the matrix : [[-1,-3,3,-1],[1,1,-1,0],[2,-5,2,-3],[-1,1,0,1]]

Find A^2-5A+6I if A=[[2,0,1],[2,1,3],[1,-1,0]]