Chapter 1: Sets
Chapter 1: Sets
Exercise
Question
Question: 6 (iii)
35 / 42
35 / 42
Write the following intervals in set-builder form:
(iii) (6, 12]
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Answer
1
Write the set in set-builder form using the given interval notation.
Answer: {x : x $∈$ R, 6 $<$ x $≤$ 12}
Reason: Since the interval is open at the left end and closed at the right end, the left endpoint is excluded and the right endpoint is included. Therefore, 6 $<$ x $≤$ 12