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If the matrix A is such that A[(-1,2),(3...

If the matrix A is such that `A[(-1,2),(3,1)]=[(-4,1),(7,7)]` then `A=`

A

`[(1,1),(2,-3)]`

B

`[(-4,1),(7,7)]`

C

`[(1,-1),(2,3)]`

D

`[(-1,1),(2,3)]`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • If A=[(1,4,2),(2,-1,4),(-3,7,-6)] then A has

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    unique inverse
    B
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  • If A=[(1,1,1),(2,4,1),(2,3,1)],B=[(2,3),(3,4)] then the matrix BA is

    A
    `[(4,-7,7),(-3,5,-5)]`
    B
    `[(4,-3),(-7,5),(7,-5)]`
    C
    `[(-4,7,-7),(3,-5,5)]`
    D
    none

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