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Sum of reciprocal products

Calculus Level 1

\[\frac 1{2}+\frac 3{4\times2}+\frac 5{6\times4\times2}+\frac 7{8\times6\times4\times2}+\cdots=\, ?\]

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Excel in math and science

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by Mrigank Shekhar Pathak

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