Home
Class 11
MATHS
If A-2B=((1,-2),(3,0)) and 2A-3B=[(-3,...

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

A

`((-5,7),(5,1))`

B

`((-5,7),(-5,-1))`

C

`((-5,7),(5,-1))`

D

`((-5,-7),(-5,-1))`

Text Solution

Verified by Experts

The correct Answer is:
B
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise DETERMINANTS|33 Videos

  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise INVERSE OF A MATRIX|8 Videos

  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise MULTIPLE PRODUCT OF TWO VECTORS|21 Videos

  • 3D-COORDINATE SYSTEM

    AAKASH SERIES|Exercise PRACTICE EXERCISE|40 Videos

  • CHANGE OF AXES

    AAKASH SERIES|Exercise Practice Exercise|29 Videos

Similar Questions

Explore conceptually related problems

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

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

Knowledge Check

  • If A+2B=[(1,2,0),(6,-3,3),(-5,3,1)] and 2A-B=[(2,-1,5),(2,-1,6),(0,1,2)] then tr(A)-tr(B)=

    A
    1
    B
    2
    C
    3
    D
    4

  • If A=[(2,3,0),(1,-1,5)] and B=[(1,-2,3),(-1,0,2)] , then (BA')'=

    A
    `[(-4,-2),(18,9)]`
    B
    `[(-4,-2),(18,-9)]`
    C
    `[(2,-6,0),(-1,0,10)]`
    D
    `[(1,2,3),(0,5,6),(-4,0,2)]`

    • Similar Questions

    Explore conceptually related problems

    If A'=[(3,4),(-1,2),(0,1)] and B=[(-1,2,1),(1,2,3)] , then verify that (i) (A+B)' =A'+B', (ii) (A-B)'=A'-B'

    If A = [(2,-1,2),(1,3,-4)], and B = [(1,-2),(-3,0),(5,4)] then verify that (AB)' = B'A'.

    If A = [(1,2,3),(3,2,1)] and B = [(3,2,1),(1,2,3)] , find 3B - 2A .

    If A = [(-2,1,0),(3,4,-5)] and B = [(1,-2),(4,3),(-1,5)] then find A + B^T .

    If A=[(2,-1,2),(1,3,-4)] and B=[(1,-2),(-3,0),(5,4)] then verify that (AB)^(T)=B^(T)A^(T)

    If A = [(2,1),(1,3)] and B = [(3,2,0),(1,0,4)] , then find AB. Find BA if it exists.

    Home
    Profile