Question # 1

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A and B are power sets

A and B are disjoint sets

A and B are super sets

A and B are equal sets

Truth table containing all the values true is called:

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absurdity

conjunction

tautology

none

A biconditional is written in symbols as:

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equal sets

null sets

overlapping sets

subsets

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{2, 4, 6, 8, ...........} represents the set of:

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positive odd numbers

natural numbers

prime numbers

positive even numbers

The conjunction of two statements p and q is denoted by:

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A

B

If W = {0, 1, 2, 3, 4, ........}, N = {1, 2, 3, 4 ...........} then N - W = ?

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W

{0}

none of these

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B

A

none of these

The number of subsets of a set having three elements is:

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2

3

4

8

A compound statement of the form "if p then q" is called an:

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tautology

conditional

consequent

absurdity

If a set is described by listing its elements within brackets is called:

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set builder notation

tabular form

descriptive method

none of these

To draw general conclusions from well-known facts is called:

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logic

proposition

induction

deduction

If (x - 2, 2) = (3, 2), then:

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x = 5

x = 2

x = -5

x = 3

A declarative statement which is either true or false but not both is called:

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logic

proposition

induction

deduction

If a set is described in words, the method is called:

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tabular form

descriptiveform

set builder notation

non-tabular method

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A

B

If A = {1, 2, 7, 9}, B = {1, 4, 7, 11}:

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disjoints sets

equal sets

overlapping sets

complementary sets

The identity element in a group is:

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unique

inifinite

both a and b

not possible

S = {1, -1, 2, -2} is a group under:

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multiplication

subtraction

addition

none of these

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