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11th Class ICS Mathematics Chapter 3 Test Online MCQs With Answers
Question # 1
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5
14
20
6
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Question # 2
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diagonal matrix
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Question # 3
The trivial solution of the homogeneous linear equations is:
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(1, 0, 0)
(0, 1, 0)
(0, 0, 1)
(0, 0, 0)
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Question # 4
If each element in any row or each element in any column of a square matrix is zero, then value of the determinant is:
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0
1
-1
none of these
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Question # 5
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scalarmatrix
diagonalmatrix
lower triangularmatrix
uppertriangularmatrix
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Question # 6
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diagonal matrix
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Question # 7
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9
-9
-6
none
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Question # 8
[0] is a:
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Question # 9
A matrix of order m×1 is called:
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row matrix
column matrix
identity matrix
scalar matrix
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Question # 10
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Question # 11
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3×3
3×2
2×1
2×3
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Question # 12
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3×1
1×3
3×3
1×1
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Question # 13
If A is non singular matrix then A
t
is:
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singular
nonsingular
symmetric
none
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Question # 14
If A is a square matrix, then:
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|A
t
| = A
|A
t
| = -A
|A
t
| = |A|
A
t
= A
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Question # 15
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singular
non-singular
rectangular
null
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Question # 16
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Question # 17
The order of a matrix is shown by:
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number of columns + number of rows
number of rows × number of columns
number of columns - number of rows
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Question # 18
If a matrix A is symmetric as well as skew symmetric, then:
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A is null matrix
A is unit matrix
A is triangular matrix
A is diagonal matrix
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Question # 19
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scalar matrix
diagonalmatrix
lower triangularmatrix
upper triangularmatrix
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Question # 20
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1
-5
-1
none
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Question # 21
A matrix in which each element is 0 is called:
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