Questions
Which of the following is not logically equivalent to the following proposition?
A real number is either rational or irrational'
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By Expert Faculty of Sri Chaitanya
a
If a number is neither rational nor irrational, then it is not real
b
If a number is not a rational or not an irrational, then it is not real
c
If a number is not real, then it is neither rational or irrational
d
If a number is real, then it is rational or irrational
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Correct option is B
Given proposition is not logically equivalent to 'If a number is not a rational or not an irrational, then it is not real'.
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