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Write the definition of compound statement and give three examples of it.

Important Questions on Mathematical Logic

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The negation of the statement “All continuous functions are differentiable”
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Consider the following three statements:

P:5 is a prime number

Q:7 is a factor of 192

R: LCM of 5 and 7 is 35

Then the truth value of which one of the following statements is true?

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If pp~q is false, then the truth values of p and q are respectively
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If p~p~q is false, then the truth values of p and q are, respectively
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The negation of the Boolean expression ~s~rs is equivalent to
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Negation of the statement: 5 is an integer or 5 is irrational is:
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The negation of the statement "For all real numbers x and y,x+y=y+x" is
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The Boolean expression pq is equivalent to
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The Boolean expression ~pq~pq is equivalent to
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The Boolean expression ~(pq)(~pq) is equivalent to
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Let p, q, r be three statements such that the truth value of pq~qr is F . Then the truth values of p, q, r are respectively :
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If p:4 is an even prime number, q:6 is a divisor of 12 and r: the HCF of 4 and 6 is 2, then which of the following is correct?
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The negation of the statement ''72 is divisible by 2 and 3'' is
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For two statements p and q, the logical statement pqq~p is equivalent to
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For any two statement p and q, the negative of the expression p~pq is