EASY
12th West Bengal Board
IMPORTANT
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Every matrix of order 2 admits inverse. (singular / non singular)

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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 1
Inverse of a given non-singular square matrix of order 2 is a _____ non-singular matrix of order 2. ( symmetric / unique )
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 1
For a square matrix A of order 2, if A2=I2 then A-1=_____.
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 1
A necessary and sufficient condition for the existence of inverse of a 2×2 matrix A=abcd is ad_____bc. Equal  / Not Equal
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 1
Inverse of a lower triangular matrix (when exists) is _____ triangular.  (lower / upper)
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 1
In the determinant value of a square matrix (of order 3) is zero then the matrix is called _____. (non singular matrix / singular 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.