Write the interval (-5,9] in set builder form?
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Given: The interval (-5,9].
To find: Write the interval (-5,9] in set builder form.
Solution:
- Now the given interval is (-5,9].
- In this ( ) means the end values are not considered.
- [] means the end values are considered.
- So let x be an element in set S.
- So:
- S = {x : x ∈ R , -5 < x ≤ 9 }
Answer:
So the interval (-5,9] can be written as S = {x : x ∈ R , -5 < x ≤ 9 } in set builder form.
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