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Mathematics 17 Online
OpenStudy (anonymous):

Find a number in the closed interval [1/2,3/2] such that the sum of the number and its reciprocal is as large as possible. (Hint: Reciprocal of k is 1/k )

OpenStudy (rulnick):

It's 1/2.

OpenStudy (rulnick):

1/2 + 1/(1/2) = 1/2 + 2 = 2.5 is the max value

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