If `A=[[4,5],[2,1]]` then show that `A^(-1)=(1)/(6)(A-5j)`

" 0.5"" If "A=[[4,5],[2,1]]" then,show that "A^(-1)=(1)/(6)(A-51)" ,where "1" is ldentity matrix "

If A=[[5,-4],[2,-1]] then show that |A| = |A^(T)|

If A=[[2,4],[-5,-1]] show that: |3A|=9|A|

If a-(1)/(a)=5 then show that a^(4)+(1)/(a^(4))=727

If A= [[1,3],[2,-1]] and B= [[4,5],[0,6]] ,show that (A+B)^T=A^T+B^T

if A=[{:(2,1,3),(1,-1,2),(4,1,5):}]and B=[{:(1,-1,2),(2,1,5),(4,1,3):}], then show that : (i) (A+B)'=A'+B' (ii) (A+4B)'=A'+4B'

If A={1,2,3},B={3,4}and C={4,5,6}, "then prove that" (AxxB)uu(AxxC) ={(1,3),(1,4),(1,5),(1,6),(2,3),(2,4),(2,5 ),(2,6),(3,3),(3,4),(3,5),(3,6)}

If A=[(1,-2,3),(-4,2,5)] and B=[(2,3),(4,5),(2,1)] , find AB and BA and show that AB!=BA

Let A=[{:(1,-2,3),(-4,2,5):}]" and "B=[{:(2,3),(4,5),(-2,1):}]. Find AB and BA, and show that ABneBA.

If A=[{:(2,-1,3),(-4," "5,1):}]" and "B=[{:(2,3),(4,-2),(1,5):}] then find AB and BA. Show that ABneBA.