If `{:A=[(0,1),(1,0)]:}`,I is the unit matrix of order 2 and a, b are arbitray constants, then `(aI +bA)^2` is equal to

If A = [[0,1],[0,0]], I is the unit null matrix of order 2 and a,b are arbitrary constants, then (aI+bA)^2 is equal to

If A=((2,-1),(-1,2)) and I is the unit matrix of order 2, then A^(2) is equal to -

If A= [[2,-1],[-1,2]] and I is the unit matrix of order 2 , then A^2 is equal to

If A = [(1,0,0),(0,1,0),(a,b,-1)] and I is the unit matrix of order 3, then A^(2) + 2A^(4) + 4A^(6) is equal to a)7 A^(8) b)7 A^(7) c)8I d)6I

If A=[(1, 0,0),(0,1,0),(a,b,-1)] and I is the unit matrix of order 3, then A^(2)+2A^(4)+4A^(6) is equal to

If A is a matrix of order 5xx2 and B is a matrix of order 2xx5 , then the order of matrix (BA)^T is equal to :

If A is a matrix of order 3xx2 and B is a matrix of order 2xx3 , then the order of matrix (BA)^T is equal to :