waecmaths question:
Consider the statements:
p: it is hot
q: it is raining
Which of the following symbols correctly represents the statement “ It is raining if and only if it is cold”
Option A:
$p\Leftrightarrow -q$
Option B:
$q\Leftrightarrow p$
Option C:
$-p\Leftrightarrow -q$
Option D:
$q\Leftrightarrow -p$
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