Practice problem
Let S=∑n=1∞1n(n+1)⋅(n+1)!S = \sum_{n=1}^{\infty} \frac{1}{n(n+1)\cdot(n+1)!}S=∑n=1∞n(n+1)⋅(n+1)!1. Find the value of ln(3−S)\ln(3 - S)ln(3−S).
Source: HMMT February 2007
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Type a concept, like “slope” or “photosynthesis”.
