Question # 1

The point (-5,-7) lies in ........ quadrant.

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I

II

III

IV

x-coordinate of every pint on x-axis is.

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+ve

-ve

zero

1

If A is subset of U, then (A^c)^c= .........

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A

A^c

U^c

∅

(A∪B)∪C is equal to

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A∩ (B∪C)

(A∪B)∩C

A∪(B∪C)

A∩ (B∩C)

The number of elements in power set {1,2,3}:

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4

6

8

9

N∪ W = ....................

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∅

{∅}

N

W

If A⊆ B then A - B is equal to

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A

B

∅

the set {0,±1,±2,±3,........} is:

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Set of natural numbers

Set of whole numbers

Set of prime numbers

Set of integers

The harmonic mean of the observation 0,15,12, is:

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3.7

7.3

6.7

no harmonic mean

W - N = ....................

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∅

{∅}

N

W

O - E = ............

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∅

O

E

Z

The number of elements of the power set {a,b} are.

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1

2

3

4

If f: A→ B and range of f= B , then f is an..............

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into function

onto function

bijective function

function

O∪ E = ................

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∅

O

E

Z

If set a has 3 elements and B has 4 then A x B has __________ elements.

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3

4

12

7

If A ={0,1,2}, B={2,3,4,5} , then A∪B are:

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Empty sets

Equal sets

Overlapping sets

Disjoint set

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10th Class Mathematics Chapter 5 Sets and Functions English Medium KPK Boards Online MCQ's MCQs With Answers

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