| 1 |
A matrix is called ______ matrix, if its number of rows is equal to its number of columns: |
- A. Rectangular
- B. Row
- C. Column
- D. Square
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| 2 |
Transpose of row matrix is called ______ matrix: |
- A. Identity
- B. Row
- C. Square
- D. Column
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| 3 |
Product of [x y] _____ is: |
- A. [2x + y]
- B. [x - 2y]
- C. [2x - y]
- D. [x + 2y]
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| 4 |
The idea of matrices was given by |
- A. Aurthur Cayley
- B. Briggs
- C. Al-Khawarzmi
- D. Thomas Harriot
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| 5 |
Let A and B be two matrices. Then A is said to be equal to B, and denoted by A = B if and only if: |
- A. Order of A = Order of B
- B. Corresponding entries are equal
- C. Either a or b
- D. Bot a and b
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| 6 |
If B+A=A=A+B, the B is called: |
- A. Multiplicative identity
- B. Multiplicative inverse
- C. Additive identity
- D. Additive inverse
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| 7 |
Usually _______ property is not possible in product of matrices: |
- A. Associative
- B. Distributive
- C. Commutative
- D. None
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| 8 |
(AB)<sup>-1</sup> = B<sup>-1</sup>A<sup>-1</sup> is known as: |
- A. Law of transpose of product
- B. Law of multiplicative inverse
- C. Distributive law
- D. Law of inverse of the product
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| 9 |
Inverse of identity matrix is _______ matrix: |
- A. A
- B. O
- C. A<sup>-1</sup>
- D. Identity
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| 10 |
Adjoint of is: |
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