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Function at least 2 (Posted on 2021-10-15) Difficulty: 3 of 5
Let a,b be reals and f(x)=ax+b+9/x. Prove that there exists x0∈[1,9], such that |f(x0)|≥2.

No Solution Yet Submitted by Danish Ahmed Khan    
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  Subject Author Date
SolutionLonger solutionBrian Smith2021-10-16 22:55:08
SolutionCalculus solution with graphsJer2021-10-16 16:50:48
re: what am I missing?Steve Herman2021-10-16 08:20:47
what am I missing?Steven Lord2021-10-16 00:28:51
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