The following statement (p q) (( p q) q ) is

MHT CET 2024 Mathematics question

Not in JEE syllabus

The following statement is

(A)a fallacy
(B)equivalent to
(C)equivalent to
(D)a tautologyCorrect

Answer: (D)

Solution

Show the statement can never be false. For it to be false we need true and false. The latter is false only when is true and is false. With false, true forces false, i.e. true. But then is TF, which is false, contradicting the

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Question ID VK-096746