Question $4$

$2\mathrm{.}5$ points

$(4$ min$)$ Using c for $"$it is cold", $r$ for $"$it is rainy", and w for $"$it is windy", translate the following sentence into propositional logic:

$"$It is rainy if and only if it is not both windy and cold".

$rharrnot{w}^{{?}^{?}}$notc

rharrwo$+c$

rharrnot$(w^{{?}^{?}}c)$

not$(w^{{?}^{?}}c)r$