Matrix

Adjoint of a matrix is the.............of co-factor matrix

• matrix

• transpose

• null

• row

A square matrix A is called singular matrix if.........

• |A| not equal to zero

• 0

• |A| = 0

• ALL

A square matrix A is called non-singular, if......

• |A| is not equal to zero

• |A| = 0

• 0

• All

what is the correct ans?

• |A|

• Adj A

• 0

• 

State the order of the product matrix

B×𝐴 if matrix A is of order 2×2 and

matrix B is of order 3×3.

• 2×2

• 3×2

• 3×3

• Product does not exist

State the order of transpose of matrix

• 2×1

• 1×2

• 1×3

• 3×1

The solution X of the matrix

equation

A×X=B is given by

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In Matrices, which of the following is true

1.A+B=B+A

2.A+(B+C)=(A+B)+C

3.k×aij=[k×aij]

• Only 1 and 2

• Only 1 and 3

• Only 2 and 3

• All of them

find 2A - 3I

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find the matrix ‘ such that

2A + X = B

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