PDF chapter test TRY NOW
If \(P\) \(=\) \(\{\)1, 4, 9, 12, 17, 19 \(\}\), \(Q\) \(=\) \(\{\)1, 9, 13, 17, 19\(\}\) and \(R\) \(=\) \(\{\)4, 9, 13, 17, 19, 22\(\}\), then find \(P \cap (Q \cap R)\).
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