Negation of Statements

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Negation of Statements: Overview

This Topic covers sub-topics such as Negation of a Statement, Negation of a Negation, Negation of a Conditional Statement, Negation of Compound Statements, Negation of a Biconditional Statement and, Negation of Disjunction (De Morgan's Laws)

Important Questions on Negation of Statements

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The converse of ~pqr is

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The statement ~p~pq is equivalent to

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Negation of pq~pq is

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The negation of the statement ((A(BC))(AB))A is

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The negation of the statement pqq~r is

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Negation of pqqp is

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The negation of (p(-q))(-p) is equivalent to

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The negation of the statement pq~r is

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Write the converse of the following statement.

If you do all the exercises in the book, you get an A grade in the class.

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Write the contrapositive of the following statement:

If a triangle is equilateral, it is isosceles.

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Write the contrapositive of the following statement:

If you are born in India, then you are a citizen of India.

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The negative of the statement ~ppq is

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Consider the statement p: There exists prime numbers that are not odd. Negation of statement 'p' is

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Write the contrapositive of the following statement:

If a number is divisible by 9, then it is divisible by 3.

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Write the ]inverse statement for the following conditional statement:

If the shape is a triangle, then the sum of the internal angles is 180 degrees. 

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Write the ]inverse statement for the following conditional statement:

If you win the race then you will get a prize.

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What is the negation of a negation of "Jenny rides the bus" ?

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Which of the following statements is biconditional?

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Which of the following is a negation of m?

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Identify the De-Morgon's law of negating the disjunction.

~pq