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If A is singular matrix then adj A is...

If A is singular matrix then adj `A` is

A

non-singular

B

singular

C

symmetric

D

not defined

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • If [[2+x,3,4],[1,-1,2],[x,1,-5]] is singular matrix then x is

    A
    `(13)/(25)`
    B
    `-(25)/(13)`
    C
    `(5)/(13)`
    D
    `(25)/(13)`

  • If A is non - singular square matrix , then |adj A| is :

    A
    |A|
    B
    `|A|^(x-2)`
    C
    `|A|^(n-1)`
    D
    `|A|^(n)`

  • If A is a 3xx3 non -singular matrix , then det . [ adj .A] is equal to :

    A
    `(det A)^(2)`
    B
    `(det A)^(3)`
    C
    `det A `
    D
    `(det A)^(-1)`

    • Similar Questions

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    If P is non-singular matrix, then value of adj (P^(-1)) in terms of P is

    Define a singular matrix.

    If A is square matrix of order 3 and |A|=4 ,then find |adj A|

    If A is 3xx 3 non- singular matrix and if |A |=3 then |(2A)^(-1) |=

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