Find the rule 1 / 4, negative 1 / 3, 7 / 16, negative 13 / 25, 7 / 12

Find the rule 1 / 4, negative 1 / 3, 7 / 16, negative 13 / 25, 7 / 12

1 / 4, - 1 / 3,7 / 16, - 13 / 25,7 / 12 can be written as 1 / 4, - 3 / 9.7/16, - 13 / 25,21 / 36. It can be seen that the odd term is positive, and the even term is negative. The denominator is 2 & # 178;, 3 & # 178;, 4 & # 178;, 5 & # 178;, 6 & # 178; the molecule is 1 * 0 + 1,2 * 1 + 1,3 * 2 + 1,4 * 3 + 1,5 * 4 + 1, so the general term formula is an =

Elden Ring Premiere

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