Online Multiple-Choice Questions from Chapter 3 of First Year Mathematics (Intermediate Part-I). The Matrices and Determinants Questions test contains 20 MCQ-type questions with Answers. Let us start with the Matrices and Determinant Questions Quiz.

Online Multiple Choice Questions Chapter 3 from First Year Mathematics

### Matrices and Determinants Questions Test with Answers

- Let $A=[a_{ij}]$ be a square matrix and $M_{ij}$ is the determinant obtained by deleting $i$th row and $j$th column of $A$. Then minor of $a_{ij}$ is equal to
- Let $A=[a_{ij}]$ be a square matrix and $M_{ij}$ is the determinant obtained by deleting $i$th row and $j$th column of $A$. The cofactor of $a_{ij}$ is equal to
- For any square matrix $A$. It is always true that
- For any square matrix $A$, $|A|$ is equal to
- If all entries of a square matrix of order 3 are multiplied by $k$ then the value of $|kA|$ is equal to
- For any non-singular matrix $A$, it is true that
- For any non-singular matrix $A$, it is true that
- For any non-singular matrices $A$ and $B$, it is true that
- A square matrix $A=[a_{ij}]$ for which all $a_{ij}=0$, $i>j$ then $A$ is called
- A square matrix $A=[a_{ij}]$ for which all $a_{ij} = 0$, $i<j$ then $A$ is called
- A triangular matrix is always a
- Any square matrix $A$ is called a singular if
- A square matrix $A$ is symmetric if
- a square matrix $A$ is skew symmetric if
- A square matrix $A$ is Hermitian if
- A square matrix $A$ is skew Hermitian if
- The main diagonal elements of a skew-symmetric matrix must be
- In echelon form of a matrix, the first non-zero entry is called
- The additive inverse of a matrix exists only if it is
- The multiplicative inverse of a matrix exists only if it is