EASY
12th West Bengal Board
IMPORTANT
Earn 100

In the determinant value of a square matrix (of order 3) is zero then the matrix is called . (non singular matrix / singular matrix)

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Important Questions on Adjoint and Inverse of a Matrix

EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 5 - Adjoint and Inverse of a Matrix>EXERCISE>Q 2
The matrix π22711 is invertible.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 5 - Adjoint and Inverse of a Matrix>EXERCISE>Q 2
Every non-singular square matrix of order 2 has inverse.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 5 - Adjoint and Inverse of a Matrix>EXERCISE>Q 2
There may be more than one inverses of a non-singular square matrix of order 2.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 5 - Adjoint and Inverse of a Matrix>EXERCISE>Q 2
Inverse of an upper triangular matrix (when exists) is always upper triangular.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 5 - Adjoint and Inverse of a Matrix>EXERCISE>Q 2
Inverse of a diagonal matrix when exists is not necessarily diagonal.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 5 - Adjoint and Inverse of a Matrix>EXERCISE>Q 2
Elementary materials are invertible.
MEDIUM
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 5 - Adjoint and Inverse of a Matrix>EXERCISE>Q 2
Inverse of an elementary matrix may not be an elementary matrix.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 5 - Adjoint and Inverse of a Matrix>EXERCISE>Q 3
abcd is invertible if and only if