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10th Class Mathematics Chapter 5 Sets and Functions English Medium KPK Boards Online MCQ's MCQs With Answers
Question # 1
O - E = ............
Choose an answer
∅
O
E
Z
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Question # 2
If f is a function from A to B, then f is onto function if:
Choose an answer
Range f≠ A
Range f = B
Dom f = A
Second element of all ordered pairs contained in f is not repeated.
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Question # 3
The set having only one element is called.
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Null set
Power set
Singleton set
Subset
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Question # 4
The number of elements in the power set of {1,2,3,4}.
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4
8
16
0
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Question # 5
A∩ A
c
= ...........................
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∪
A
c
∅
A
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Question # 6
If f: A→ B and range of f= B , then f is an..............
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into function
onto function
bijective function
function
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Question # 7
If f is a function from A to B, then f is one - one function if:
Choose an answer
Range f≠ A
Range f = B
Dom f = A
Second element of all ordered pairs contained in f is not repeated.
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Question # 8
Collection of distinct objects.
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Subset
Power set
Set
None of the
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Question # 9
Power set of empty set.
Choose an answer
∅
{a}
{∅,{a}}
{∅}
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Question # 10
The point (4,-6) lies in..................quadrant.
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I
II
III
IV
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Question # 11
If variance is equal to 36 then the standard deviation will be:
Choose an answer
36
6
-6
none of these
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Question # 12
The formula of grouped data of the arithmetic mean is:
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X̅ = ∑X/n
X̅ = A + ∑fX/∑X
X̅ = ∑fX/n
X̅ = l +n/f (n/2 - c)
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Question # 13
If R ={(0,2),(2,3),(3,4)} then Dom (R) is:
Choose an answer
{0,3,4}
{0,2,3}
{0,2,4}
{2,3,4}
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Question # 14
If number of elements in set A is 3 and in set B is 4 then number of elements in AxB is:
Choose an answer
3
4
12
7
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Question # 15
Point (-1,4) lies in quadrant:
Choose an answer
I
II
III
IV
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Question # 16
N∪ W = ....................
Choose an answer
∅
{∅}
N
W
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