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Math 9 Chapter 1 Matrices and Determinants-1
1.
The idea of matrices is given by?
a) Arthur Musa
b) Arthur Cramer
c) Arthur Cayley
d) Arthur Jobst Burgi
2.
In order of matrices (m×n) m shows?
a) Number of columns
b) Number of digits
c) Number of rows
d) Number of matrices
3.
In matrices, matrix A becomes = matrix B if and only if?
a) The order of A= the order of B
b) Both are true
c) Their corresponding elements are equal
d) Both are false
4.
A matrix is called row matrix if it has only one?
a) Element
b) Row
c) Unit Numbers
d) Column
5.
A matrix is called column matrix if it has only one?
a) Collection
b) Column
c) Row
d) Order
6.
A matrix M is called rectangular matrix if?
a) The number of rows is = the number of columns
b) The number of rows is not = the number of columns
c) The number of rows becomes < the number of columns
d) The number of rows becomes > the number of columns
7.
A matrix is called square matrix if?
a) Number of rows is > its number of columns
b) Number of rows is < its number of columns
c) Number of rows = its number of columns
d) Number of rows is not = its number of columns
8.
A matrix N is called null or zero matrix if?
a) Each of its entries is not zero
b) Each of its entries is cube
c) Each of its entries is square
d) Each of its entries is zero
9.
Transpose of matrix is defined as?
a) Both are true
b) Interchanging rows into columns
c) Both are false
d) Interchanging columns into rows
10.
Theory of matrices first developed in?
a) 1868
b) 1888
c) 1848
d) 1858
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