Question # 1

The set (Z, +) forms a group

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Forms a group w.r.t addition

Forms a group w.r.t multiplication

Non commutative group w.r.t multiplication

Doesn't form a group

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Biconditional

Implication

Antecedent

Hypothesis

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The set X is

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Proper Subset of X

Not A subset of X

Improper Subset of X

None of these

Every subset of a finite set is

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Disjoint

Null

Finite

Infinite

The set of first elements of the ordered pairs in a relation is called its

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domain

range

relation

function

The set Q

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Forms a group under addition

Does not form a group

Contains no additive indentity

Contains no additive inverse

Which of the following is the subset of all sets?

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A = C

A = B

B = C

None of these

If p and q are two statements then their biconditional 'p if q' is denoted by

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A

B

A'

None of these

{1, 2, 3, 4,.....} is set of ______

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Natural numbers

Whole numbers

Integers

Rational numbers

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The set of complex numbers forms a group under the binary operation of

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Addition

none of these

Division

Subtraction

If A = {2m/m³= 8 , m€ Z} then A =

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{1,8,27}

{4}

(2,4,6}

{2,16,54}

The set of rational numbers is subset of

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The set of natural numbers

The set of real numbers

The set of integers

The set of whole numbers

What is the number of elements of the power set of { }

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0

1

2

3

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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 z1 = 2 + 6i and z2 = 3 + 7i then which expression defines the product of z1 and z2

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36 +(-32)i

-36+32i

6+(-11)i

0, +(-12)i

The set {1, -1, 1, -1}, form a group under

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Addition

Multiplication

Subtraction

None

If there is one-one correspondence between A and B, then we write.

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A = B

A⊆ B

A⊇ B

A ∼ B

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None of these

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A is proper subset of B

A is an improper subset of B

A is equivalent to B

B is subset of A

If A∩B=B, then n(A∩B) is equal to

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n(a)

n(a)+n(c)

n(c)

None of these

To each element of a group there corresponds ______ inverse element

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Two

One

No

Three

A conditional "if p then q" is denoted by

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Which conjunction is not true ?

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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

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