negation of compound statements

If p is any statement, then the statement not p is called the negation of p denoted by " ~ p". ~ p is true, when p is false and ~ p is false, when p is true...

If two or more statements are combined by the use of words like 'AND', 'OR', 'IF AND ONLY IF ', then the resulting statement is called a compound statement. A table is indicating the truth values of one or more statements is called a truth tab..

Normally propositions are joined by 'OR', 'AND', 'NOT', 'IF .. THEN..' and 'IF AND ONLY IF' called the logical connectives . They are symbolised as follows: If two or more statements are combined by the use of words like 'AND', 'OR', 'IF AND ONLY IF ', then the resulting statemen..

Is the statement 'The sum of eight and two times negative eight is negative eight" true or false? => True or False..

"The opposite of a number is always negative." Is this statement true or false? => False or True..

The compounds containing two or more halogen atoms are called inter halogen compounds. Each halogen combines with every other halogen to form interhalogen compounds. For e.g., ClF, ICl 3 , BrF 5 etc. They are of two types: (i) Neutral molecules containing two or more h..

It is already mentioned in earlier classes that compound statements of different propositions can be obtained by conjunction, disjunction and negation of propositions. We just recall these three basic logical connectivities and their truth table and subsequently we sha..

Is the statement "Negative thirty six divided by four is eight" true or false? => False or True..

Using the subtraction rule, determine whether the statement is true or false. 'If you subtract a negative number from a positive number, the result is always a positive number.' => True or False..

Factoids A chemical compound is always electrically neutral.The positive and negative valencies of the ions/radicals in a compound are equal and balance..