Find the Indicated Sum $$\sum _ { i = 9 } ^ { 12 } \frac { 1 } { i + 3 }$$

question 12

Multiple Choice

Find the indicated sum.
- $$\sum _ { i = 9 } ^ { 12 } \frac { 1 } { i + 3 }$$

• A) \(- \frac { 323 } { 660 }\)
• B) \(\frac { 820 } { 2187 }\)
• C) 54
• D) \(\frac { 543 } { 1820 }\)

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