MCQs | ClassNotes | ClassNotes

ShowPer Page

The adjoint of the matrix $A=\begin{bmatrix}a & b \\c & d \end{bmatrix}$ is

NETNUST Entry TestMathematicsMatrices and Determinants

The matrix $A=\begin{bmatrix}5 & 3 \\1 & 1 \end{bmatrix}$ is

NETNUST Entry TestMathematicsMatrices and Determinants

If A is non-singular, and B is an $n\times n$ matrix, such that $B=O_{n\times n}$ then AB=

NETNUST Entry TestMathematicsMatrices and Determinants

If $A=\begin{bmatrix}a & b \\c & d \end{bmatrix}$ then A is non-singular if

NETNUST Entry TestMathematicsMatrices and Determinants

A matrix whose determinant is not zero is said to be

NETNUST Entry TestMathematicsMatrices and Determinants

A matrix whose determinant is zero is said to be

NETNUST Entry TestMathematicsMatrices and Determinants

If $A=\begin{bmatrix}a_{11}&a_{12}\\a_{21} & a_{22}\\\end{bmatrix}$ then |A|=

NETNUST Entry TestMathematicsMatrices and Determinants

The transpose of a square matrix is a

NETNUST Entry TestMathematicsMatrices and Determinants

If A is a row vector, then its transpose is a

NETNUST Entry TestMathematicsMatrices and Determinants

In general, for matrix multiplication, which property is not possible?

NETNUST Entry TestMathematicsMatrices and Determinants

Given A and B are matrices of order 3, then $(A+B)^{t}$=

NETNUST Entry TestMathematicsMatrices and Determinants

Given A and B are matrices, then $(AB)^{t}$=

NETNUST Entry TestMathematicsMatrices and Determinants

If A is any matrix, and r is a scalar, then $(rA)^{t}$=

NETNUST Entry TestMathematicsMatrices and Determinants

If A, B and C are three matrices of same order, and (A+B)D=AD+BD, what is this property called

NETNUST Entry TestMathematicsMatrices and Determinants

If $\begin{bmatrix}1&2&3\\9 & 1&11\\\end{bmatrix}$ then $(A^{t})^{t}$=

NETNUST Entry TestMathematicsMatrices and Determinants

If $A=\begin{bmatrix}7&49\\14 & 56\\42 & 35 \end{bmatrix}$ then 2A/7=

NETNUST Entry TestMathematicsMatrices and Determinants

If $A=\begin{bmatrix}-4\\9 \end{bmatrix}$ and $B=\begin{bmatrix}\frac{4}{16} \end{bmatrix}$ then 4A+1/4B=

NETNUST Entry TestMathematicsMatrices and Determinants

If A and B are two matrices having the same order, then for any scalars h and k, h(kA)=

NETNUST Entry TestMathematicsMatrices and Determinants

If A and B are two matrices of the same order, then A+B-B+A, what is the property called

NETNUST Entry TestMathematicsMatrices and Determinants

If A and B are two matrices of order 2*3 and 3*1, respectively then A+B=

NETNUST Entry TestMathematicsMatrices and Determinants

Given matrix A of order m*n, then A+(-A)=

NETNUST Entry TestMathematicsMatrices and Determinants

If A and B are two matrices of order B*B then AB=A iff

NETNUST Entry TestMathematicsMatrices and Determinants

If A is a matrix of order 3*3 and I is an identity matrix of order 3*3 then AI=

NETNUST Entry TestMathematicsMatrices and Determinants

Two matrices A and B are said to be comfortable for multiplication AB if the number of columns of A is equal to the numbers of

NETNUST Entry TestMathematicsMatrices and Determinants

Which pair of matrices are comfortable for multiplication?

NETNUST Entry TestMathematicsMatrices and Determinants