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The main diagonal elements of a skew hermitian matrix must be:
If the system of linear equations have no solution at all, then it is called a/an
6. A matrix A is called real if all ??? are
A rectangular array of numbers enclosed by a square brackets is called:
Inverse of a matrix exists if it is:
11. For the square matrix ? = [???]?×? then ???, ???, ???…??? are:
The vertical lines of numbers in a matrix are called:
Any matrix A is called singular if:
For any two matrices A and B ,(? + ?)^? =
53. The inverse of unit matrix is:
5. The element ??? of any matrix A is present in:
The main diagonal elements of a skew symmetric matrix must be:
. The multiplicative inverse of a matrix exist only if it is:
The horizontal lines of numbers in a matrix are called:
The horizontal lines of numbers in a matrix are called:
The vertical lines of numbers in a matrix are called:
If a matrix A has same number of rows and columns then A is called:
A rectangular array of numbers enclosed by a square brackets is called:
12. For a square matrix ? = [???]if all ??? = ?, ? ≠ ? and all ??? = ?(??? − ????) for ? = ? then
A is called:
The element ??? of any matrix A is present in:
9. If a matrix A has same number of rows and columns then A is called:
In echelon form of matrix, the first non zero entry is called:
In a homogeneous system of linear equations , the solution (0,0,0) is:
8. If a matrix A has only one column then it is called:
4. If a matrix A has ? rows and ? columns , then order of A is :
If a matrix A has only one column then it is called:
Which of the following Sets is a field.
54. Transpose of a row matrix is:
The matrix [?] is :
Which of the following Sets is not a field.
7. If a matrix A has only one row then it is called:
14. The matrix [?] is :
. The additive inverse of a matrix exist only if it is:
Which of the property does not hold matrix multiplication?
Let A be a matrix and ? is an integer then ? + ? + ? + ⋯ to ? terms
If a matrix A has only one row then it is called:
If order of ? is ? × ? and order of B is ? × ? then order of AB is
10. If a matrix A has different number of rows and columns then A is called:
For the square matrix ? = [???]?×? then ???, ???, ???…??? are:
13. For a square matrix ? = [???]if all ??? = ?, ? ≠ ? and at least ??? ≠ ?, ? = ? then A is called:
The number of non zero rows in echelon form of a matrix is called:
For any matrix A , it is always true that
. If a matrix of order ? × ? then the matrix of order ? × ? is :
If a matrix A has different number of rows and columns then A is called:
