Question # 1

Any conditional and its contrapositive are

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Equilavant

Opposite

Equal

Not Equal

Deduction is mostly used in

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elementary mathematics

natural science

higher mathematics

medicine

Deductive logic in which every statement is regarded as true or false and there is no other possibility is called

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deductive logic

inductive logic

Aristolian logic

non-Aristolian logic

The symbol∋ stand for

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Such that

There exist

For all

Belongs to

A statement which is already false is called

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Tautology

Contrapsitive

Absurdity

Universal quantifiers

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conclusion

consequent

hypothesis

conditional

An implication of p and q is denoted by

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The greater part of our knowledge, is based on

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deduction

induction

conjunction

disjunction

A statement which is already false is called

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Tautology

Contrapsitive

Absurdity

Universal quantifiers

All men are mortal, We are men, there fore, we are also mortal. This is a useful example of

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Deduction

Induction

Conjuction

disjunction

Disjunction of p and q is

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p or q

p and q

p if q

p implies q

The conjunction of 3>5 , and 5>9, is

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False

True

Disjunction

Unknown

To draw conclusions front premises believed to be true, this way of reasoning is called

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deduction

induction

implication

disjunction

Basic-principles of deductive logic were laid down by:

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Euelid

Leibniz

Aristotle

Newton

The symbol ∃ stand for

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Such that

This implies that

For all

There exist

Basic principles of deductive logic were laid down by

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Euclid

Leibniz

Newton

Aristotle

The disjunction of two statements p and q, is denoted symbolically as

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A daclarative statement which may be true or false but not both is called a

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hypothesis

proposition

implication

conjuction

Which of the following statement, is true

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Lahore is in Punjab and 5>7

Lahore is the capital of Pakistan and 3<23

Lahore is capital of Sindh and 2+2 = 7

Lahore is the capital of Sindh or 2+2=4

The converse and Inverse are

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Equivalent to each other

Opposite to each other

Equal to each other

Not Equal to each other

Deductive logic in which every statement is regarded as true or false and there is no other possibility is called:

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Deductive logic

Inductive logic

Aristotlian logic

Non-Aristotlian logic

10 is a even number or 0 is a natural number, then truth value of this disjunction is

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false

true

not discussed

negation of first

~ p is the

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implication of p

disjunction of p

negation of p

conjuction of p

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