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Question
Choose the correct alternative:
The range of the function `1/(1 - 2 sin x)` is
Options
`(- ∞, – 1) ∪ (1/3, ∞)`
`(- 1, 1/3)`
`[- 1, 1/3]`
`(- ∞, – 1] ∪ [1/3, ∞)`
Solution
`(- ∞, – 1] ∪ [1/3, ∞)`
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