| 1 |
|
- A. Unit matrix
- B. Diagonal matrix
- C. Square matrix
- D. Singular matrix
|
| 2 |
<br> |
- A. Equal
- B. Possible
- C. Not possible
- D. Zero
|
| 3 |
We cannot find the inverse of a:<br> |
- A. Square matrix
- B. Diagonal matrix
- C. Triangular matrix
- D. Singular matrix
|
| 4 |
In a square matrix number of rows and column are |
- A. Equal
- B. Now equal
- C. Greater
- D. Less then
|
| 5 |
If A = [aij], then A+ is : |
- A. [aij]
- B. [bji]
- C. [aji]
- D. [aii]
|
| 6 |
Cramer's rule is used to solve |
- A. System of quadratic equation
- B. System of linear equation
- C. Any system of equation
- D. None
|
| 7 |
A + 0 is equal to: |
- A. 0
- B. A
- C. O + A
- D. None of these
|
| 8 |
If Ax = B then x is |
- A. BA<sup>-1</sup>
- B. AB
- C. B/A
- D. A<sup>-1</sup> B
|
| 9 |
I3 x | I<sub>3</sub> | = ? |
- A. I<sub>3</sub>
- B. 0
- C. 1
- D. None of these
|
| 10 |
If A is matrix of order mxn then to get AB, the matrix B must be order of |
- A. m x m
- B. P x P
- C. m x P
- D. n x P
|