Question # 1

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Φset is the ______ of all sets?

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Subset

Union

Universal

Intersection

The total number of subsets that can be formed out of the set {a, b, c} is

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1

4

8

12

The set (Q, .)

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Forms a group

Does not form a group

Contains no additive identity

Contains no additive inverse

Write down the power set of {9, 11}

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If a set S contains "n" elements then P (S) has ...... number of elements

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2ⁿ

2²ⁿ

2 . n

n²

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A onto B

both a & c

A into B

none of these

Φ set is the _______ of all sets

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Subset

Union

Universal

Intersection

The function {f(x,y)|y = ax2 +bx +c} is

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One-one function

Constant function

Onto function

Quadratic function

Onto function is also called

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Binjective function

Injective function

Surjechive function

None of these

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a-b=ab

ab=a

a+b=ab

The multiplicative inverse of -1 in the set {1-, 1} is

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1

-1

0

Does not exist

Which of the following sets in infinite

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The set of students of your class

The set of all schools in Pakistan

The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

If n(X) = 18, n(X∩Y) = 7, n(X∪ Y) = 40 then n(Y) =

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1

12

5

29

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Addition

Subtraction

Multiplication

None of these

The graph of a quadratic function is

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Circle

Ellipse

Parabola

Hexagon

The set of the first elements of the orders pairs forming a relation is called its

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Relation in B

Range

Domain

Relation In A

What is the number of elements of the power set of {0, 1}

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1

2

3

4

Identity w.r.t intersection in a power set of any set is

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∅

Set itself

Singleton set

{0}

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The set of natural is a semi group w.r.t

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Addition

Division

Subtraction

None of these

Decimal part of irrational number is

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Terminating

Repeating only

Neither repeating nor terminating

Repeating and terminating

Which of the following sets is finite

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The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

The set of real numbers between 0 and 1

The set of rational numbers between 0 and 1

If p and q are two statements then their conjunction is denoted by

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For any set X, X∪X is

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X

X'

Φ

Universal Set

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A

A'

U

U'

A conditional "if p then q" is denoted by

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The set {Z\ {0} } is group w.r.t

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Addition

Multiplication

Division

Subtraction

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ECAT Mathematics Chapter 2 Set Function and Groups Online Test MCQs With Answers

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