Tag: subsets

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SUBSET: A set P is said to be a subset of a set Q if each element of P is also an element of Q. If P is subset of Q, we write \(\text{P}\subseteq \text{Q}\) PROPER SUBSET: If \(\text{P}\subseteq \,\text{Q}\) and \(\text{P}\ne \text{Q}\) then P is called a proper subset of Q and we write […]