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Mathematics Fsc Part 1 Chapter 3 Online Test MCQs With Answers
Question # 1
[0] is a:
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Question # 2
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 # 3
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5
-5
-4
4
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Question # 4
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scalar matrix
diagonalmatrix
triangularmatrix
none of these
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Question # 5
Minors and co-factors of the elements in a determinant are equal in magnitude but they may differ in:
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order
position
sign
symmetry
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Question # 6
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Question # 7
If the matrices A & B have the orders 2×3 and 5×2 then order BA is:
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3×5
5×2
2×2
none
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Question # 8
A
-1
exists if A is:
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singular
nonsingular
symmetric
none
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Question # 9
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2
-2
5
-5
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Question # 10
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scalarmatrix
diagonalmatrix
lower triangularmatrix
uppertriangularmatrix
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Question # 11
If each element of a 3 × 3 matrix A is multiplied by 3, then the determinant of the resulting matrix is:
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|A|
3
27|A|
3|A|
9|A|
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Question # 12
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ab - cd = 0
ac - bd = 0
ad - bc = 1
ad - bc = 0
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Question # 13
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5
14
20
6
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