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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 )
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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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