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If A = [[2,-1],[3,2]] and B = [[0,4],[-1...

If `A = [[2,-1],[3,2]]` and `B = [[0,4],[-1,7]]` then determine the matric `3A^2-2B+I`.

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If A'=[(-2,3),(1,2)] and B=[(-1,0),(1,2)] then find (A+2B)'

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Consider three matrices A=[(2,1),(4,1)], B=[(3,4),(2,3)] and C=[(3,-4),(-2,3)]. Then the value of the sum tr(A)+tr((ABC)/2) +tr((A(BC)^2)/4)+tr((A(BC)^3)/8)+.......+oo is (A) 6 (B) 9 (C) 12 (D) none of these

If A={:[(1,2,1),(1,-1,1),(2,3,-1)]and B={:[(1,4,0),(-1,2,2),(0,0,2)], find the matrix AB - 2B.

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