List of top Mathematics Questions on Matrix asked in KCET

Match List-I with List-II
List-I
a) A matrix which is not a square matrix
b) A square matrix $A' = A$
c) The diagonal elements of a diagonal matrix are same
d) A matrix which is both symmetric and skew symmetric
List-II
i) Symmetric matrix
ii) Null matrix
iii) Rectangular matrix
iv) Scalar matrix
Codes:

Consider the following statements:
Statement I : If $A$ is a non-singular matrix, then $A^{-1}$ exists.
Statement II : If $A$ and $B$ are symmetric matrices of same order, then $(AB - BA)$ is a skew symmetric matrix.
Choose the correct option.

A row matrix has only

Let $X$ be a matrix of order $2 \times n$ and $Z$ be a matrix of order $2 \times p$. If $n = p$, then the order of the matrix $7X - 5Z$ is:

Which of the following is correct?

If $A$ and $B$ are invertible matrices of same order, then which of the following is not correct?

If $A$ and $B$ are invertible square matrices of order $n$, then which of the following isnot correct?