Find an Approximation of the Sum of the Series Accurate $\sum _ { n = 1 } ^ { \infty } \frac { ( - 1 ) ^ { n } } { n ^ { 3 } }$

question 49

Multiple Choice

Find an approximation of the sum of the series accurate to two decimal places. $\sum _ { n = 1 } ^ { \infty } \frac { ( - 1 ) ^ { n } } { n ^ { 3 } }$

• A) -0.83
• B) -0.90
• C) -0.96
• D) -1.02

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