Sets

Sets

Secondary 4

\[P=\{x:x\text{ is a positive integer and}\hspace{0.5em}2<x\leq8\},\]\[Q=\{3,4,5,6,7,8\}.\]

  1. List the elements of \(P\).

  2. Decide whether \(P=Q\).

  3. Describe \(Q\) in words without listing its elements.

Solution:

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Answer:(a) \(\{3,4,5,6,7,8\}\) (b) Yes (c) Positive integers greater than \(2\) and at most \(8\)

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