If `A =[(1,7,5),(0,9,6)] and B =[(2),(5),(7)]`, then write AB.

If A=[(5),(2),(7)] and B=[6 -4 3] , then verify that (AB)^(T) =B^(T) A^(T) .

Find x and y if :- x + y = [(5,2),(0,9)] and x-y [(3, 6),(0,-1)] .

Find AB if A = [(0, -4),(0, -3)] and B = [(5, -7),(0, 0)] .

If A={2,3,5,7,11,13} and B={1,2,5,7,11},then find Ann B

If A={1,2,3,4},B={1,3,5} and C={3,5,6,7,8} then find Ann(BnnC) .

If A_("ij") is the cofactor of the element a_("I j") of the determinant |(2,-3,5),(6,0,4),(1,5,-7)| , then write the value of a_(32). A_(32) .

Find the matrices A and B if A+2B=[(1,2,0),(6,-3,3),(-5,3,1)] and 2A-B=[(2,-1,5),(2,-1,6),(0,1,2)]

Find the matrices A and B, if A+B =[(5,2),(0,9)] and A-B =[(3,6),(0,-1)]

If A=(1,2,3,4) , B={3,4,6} and C={2,5,7,6} find (A-B) nn (A-C) .

If A=[(3,1),(7,5)],I=[(1,0),(0,1)] find x and y such that A^2+xI=yA