MathDB
Putnam 1953 A6

Source: Putnam 1953

July 16, 2022
PutnamSequenceslimit

Problem Statement

Show that the sequence 7,7−7,7−7−7,… \sqrt{7} , \sqrt{7-\sqrt{7}}, \sqrt{7-\sqrt{7-\sqrt{7}}}, \ldots converges and evaluate the limit.
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