Question: Let F(x) = (x + 1) ln(1 + x) x. (a) Apply integration to the result of Exercise 49 to prove that for 1

Let F(x) = (x + 1) ln(1 + x) − x.

(a) Apply integration to the result of Exercise 49 to prove that for −1


(b) Evaluate at x = 1/2 to prove

3 In 2 3/2 - 1|2 1 = 2 1.2.2 1 2.3.2 + 1 3.4.24 1 4.5.25(c) Use a calculator to verify that the partial sum Sapproximates the left-hand side with an error no greater than the term a5 of the series.

3 In 2 3/2 - 1 = 2 1.2.2 1|2 1 2.3.2 + 1 3.4.24 1 4.5.25

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