CBSE - XI Science - Mathematics - Mathematical Reasoning
what are quantifiers? how to check validity of statements?
A statement with quantifier “ There exists ‘ is true, if it is true for at least one case.
A statement with quantifier “ For all is true if its true for at least one case.
direct method , contrapositive method , method of contradiction and use of counter example are the ways of validating statements pls watch our video validating statements to understand them.
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