Home
Class 12
MATHS
If the adjoint of a 3xx3 matrix P is [(...

If the adjoint of a `3xx3` matrix P is ` [(1,4,4),(2,1,7),(1,1,3)] ` then the possible value (s ) of the determinant of P is :

A

-2

B

-1

C

1

D

2

Text Solution

Verified by Experts

The correct Answer is:
A, D
Promotional Banner

Topper's Solved these Questions

  • MATRICES

    MODERN PUBLICATION|Exercise QUESTIONS FROM KARNATAKA CET & COMED|13 Videos
  • MATRICES

    MODERN PUBLICATION|Exercise QUESTIONS FROM KARNATAKA CET & COMED|13 Videos
  • MATHEMATICAL REASONING

    MODERN PUBLICATION|Exercise QUESTIONS FROM KARNATAKA CET & COMED|9 Videos
  • MOCK TEST PAPER -I

    MODERN PUBLICATION|Exercise SELECT THE CORRECT ANSWER|60 Videos

Similar Questions

Explore conceptually related problems

find the adjoint of the matrix {:[( 1,-1,2),( 3,0,-2),( 1,0,3) ]:}

Find the adjoint of the matrix [(1,2),(3,4)]

find the adjoint of the matrix A=[(1,2,3),(0,5,0),(2,4,3)]

Find the adjoint of the matrix A=[(-1,-2,-2), (2, 1,-2) ,(2,-2, 1)] and hence show that A(a d j\ A)=|A|\ I_3 .

show that the matrix A=[(2,-2,-4),(-1,3,4),(1,-2,-3)] is idempotent.

Let P = [a_(ij)] be a 3xx3 matrix and let Q = [b_(ij)] , where b_(ij) = 2^(i+j)a_(ij) for 1 le I , j le 3 . If the determinant of P is 2 . Then tehd etarminat of the matrix Q is :

A is an involuntary matrix given by A=[(0,1,-1),(4,-3,4),(3,-3,4)] , then the inverse of A//2 will be

If the determinant of the adjoint of a (real) matrix of order 3 is 25, then the determinant of the inverse of the matrix is