Question

Find all possible subset and proper subset of {P,Q,R }​

Answer 1

subset of A (C) ={ {} , {p} , {q} , {r} , {p,q} , {p,r} , {q,r} , {p,q,r} }

proper subset of A (B) ={ {} , {p} , {q} , {r} , {p,q} , {p,r} , {q,r} }