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Range (Posted on 2021-09-20) Difficulty: 2 of 5
Let x, y are real numbers such that x2+2cos(y)=1. Find the range of x-cos(y).

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  Subject Author Date
Questionre: SolutionCharlie2021-09-20 14:11:26
SolutionSolutionJer2021-09-20 12:41:52
SolutionsolutionCharlie2021-09-20 10:21:05
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