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- 1. Multiple Choice
The greatest German mathematician of the 19th century who first used the term “determinant” in 180.
Carl Gauss
Augustin Cauchy
Arthur Cayley
Rene Descartes
- 2. Fill in the Blank
It is a rectangular arrays of items.
- 3. Multiple Choice
By convention matrices are “sized” using the number of rows (m) by number of columns (n).
True
False
- 4. Fill in the Blank
It is an mxn matrix where BOTH m and n = 1
- 5. Fill in the Blank
It is a square (mxn) matrix with 1s on the diagonal and zeros everywhere else.
- 6. Fill in the Blank
A square matrix where all the elements are zero except those on the main diagonal
- 7. Multiple Choice
Only matrices of the same size can be added.
True
False
- 8. Multiple Choice
The product of a scalar k and a matrix H, denoted by kH, is the matrix in which each element is obtained by multiplying k by the corresponding element of H
True
False
- 9. Multiple Choice
To multiply a scalar times a matrix, simply add each element of the matrix by the scalar quantity
True
False
- 10. Multiple Choice
Two matrices A and B must be conformable for multiplication to be possible i.e. the number of columns of A must equal the number of rows of B.
True
False
- 11. Multiple Choice
The following are properties of addition of matrix EXCEPT
Commutative Property
Associative Property
Additive Identity
Distributive Property
- 12. Multiple Choice
What is the size of the given matrix?
1 x 4
2 x 5
3 x 4
4 x 3
- 13. Multiple Choice
The picture shows what kind of matrix?
Square Matrix
Identity Matrix
Diagonal Matrix
Scalar Matrix
- 14. Multiple Choice
Perform the indicated operation for A + C.
- 15. Multiple Choice
The following matrices can be multiplied EXCEPT
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