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9th Class Mathematics Chapter 1 Matrices and Determinants English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
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9
-6
6
-9
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Question # 2
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Question # 3
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[-13]
[-3]
[3]
[13]
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Question # 4
The idea of matrices was given by
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Aurthur Cayley
Briggs
Al-Khawarzmi
Thomas Harriot
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Question # 5
Transpose of row matrix is called ______ matrix:
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Identity
Row
Square
Column
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Question # 6
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Square
Row
Column
Rectangular
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Question # 7
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6
3
-3
-6
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Question # 8
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ad + cb = 0
ad = -bc
ad = bc
ab = cd
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Question # 9
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9
-6
6
-9
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Question # 10
Which is order of square matrix
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2-by-2
-by-2
2-by-1
3-by-2
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Question # 11
AA
-1
= _________:
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A
A
-1
I
0
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Question # 12
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P = Q
P
≠ Q
P < Q
P > Q
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Question # 13
The entries presented in vertical way are called _______
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Columns
Diagonals
Row
Order
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Question # 14
If A, B and C are comfortable for multiplication then A(BC) =
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AB
A(CB)
(AB)C
None
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Question # 15
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Associative
Distributive
Commutative
None
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Question # 16
Which is order of square matrix:
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2-by-2
1-by-2
2-by-1
3-by-2
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