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" 12."[[6,-3],[-2,1]]...

" 12."[[6,-3],[-2,1]]

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Consider the matrices A=[[2,-6],[1,2]] and A+3B=[[5,-3],[-2,-1]] Find matrix AB.

Consider the matrices A=[[2,-6],[1,2]] and A+3B=[[5,-3],[-2,-1]] Find matrix B

Let A=[[1,2,-3],[2,1,-1]] B=[[2,3],[5,4],[1,6]] Find AB .

If A = [[2,-1,1],[-1,2,-1],[1,-1,2]] , Verify that A^3-6A^2+9A-4I=O and hence find A^-1 .

" (B) Find the rank of the matrix "A=[[3,-1,2],[-6,2,4]],[-3,1,2]

Let A=[[3,6,5],[6,7,8]] and C=[[1,2,-3],[4,5,6]] Find 2A

Find the rank of the matrix [[1,2,-1,3],[2,4,1,-2],[3,6,3,-7]]

If A=[[-1,2],[4,-3],[5,6]] and B=[[0,3,5],[4,2,6]] find AB and BA.

Find the Rank of A=[[3,-1,2],[-6,2,4],[-3,1,-2]]

If |[3,1,-4] , [3,2,5] , [1,-1,3]|=49 then |[6,3,-16] , [6,6,20] , [2,-3,12]|=