Home
Class 12
MATHS
Which relation is true for A =[(2,-1),(-...

Which relation is true for `A =[(2,-1),(-1,2)]` and `B=[(1,4),(-1,1)]` (1) `(A+B)^2=A^2+2AB+B^2` (2) `(-B)^2=A^2-2AB+B^2` (3) AB=BA (4) None of these

Promotional Banner

Similar Questions

Explore conceptually related problems

Which relation is true for A=[[2,-1-1,2]] and B=[[1,4-1,1]] (1) (A+B)^(2)=A^(2)+2AB+B^(2)(2)(-B)^(2)=A^(2)-2AB+B^(2)(2)AB=BA(4) None of these

If A = {:[(2,-1),(-1,2)] and B = [(1,4),(-1,1)] . Does (A+B)^2 = A^2 + 2AB + B^2 hold?

If A=[(1,-1),(2,-1)] , B=[(a,1),(b,-1)] . If (A+B)^2=A^2+B^2 , Prove that BA+AB=0.

If A=[(1,-1),(2,1)], B=[(a,1),(b,-1)] and (A+B)^(2)=A^(2)+B^(2)+2AB , then

If A=[(1,-1),(2,1)], B=[(a,1),(b,-1)] and (A+B)^(2)=A^(2)+B^(2)+2AB , then

If A=[{:(,1,2),(,2,1):}] and B=[{:(,2,1),(,1,2):}] find : (i) A(BA) (ii) (AB) B.

A=[{:(2,1,2),(1,2,4):}] and B=[{:(4,1),(2,3),(1,2):}] Verify AB=BA or not.

Given A=[{:(2,4,0),(3,9,6):}] "and" B=[{:(1,4),(2,8),(1,3):}] , is (AB)=B'A'?

Given A=[{:(2,4,0),(3,9,6):}] "and" B=[{:(1,4),(2,8),(1,3):}] , is (AB)=B'A'?

Taking A = [(1,3),(2,4)] and B = [(1,4),(2,5)] , verify that (AB)' = B'A'