CSEC Mathematics · May/June 2015 · Paper 1 · Question Q11
Given that P = \{2, 3, 5, 6\} and Q = \{2, 3, 4\}
then P \cup Q is described as
- (A)
\{x: 1 \le x < 7;\ x \in \mathbb{N}\} - (B)
\{x: 1 < x < 7;\ x \in \mathbb{N}\} - (C)
\{x: 2 \le x < 6;\ x \in \mathbb{N}\} - (D)
\{x: 2 < x < 6;\ x \in \mathbb{N}\}
The answer is shown once you've answered.
Practise this question