Use Sigma Notation to Write the Sum $$\frac { 1 } { 3 \cdot 2 } + \frac { 1 } { 4 \cdot 3 } + \ldots + \frac { 1 } { 8 \cdot 7 }$$

question 27

Multiple Choice

Use sigma notation to write the sum. $$\frac { 1 } { 3 \cdot 2 } + \frac { 1 } { 4 \cdot 3 } + \ldots + \frac { 1 } { 8 \cdot 7 }$$

• A) \[\sum _ { n = 1 } ^ { 6 } \frac { 1 } { ( n + 2 ) ! }\]
• B) \(\sum _ { n = 0 } ^ { 5 } \frac { 1 } { ( n + 1 ) ( n + 2 ) }\) ​
• C) \[\sum _ { n = 0 } ^ { 6 } \frac { 1 } { n ( n + 1 ) }\] ​
• D) \(\sum _ { n = 1 } ^ { 4 } \frac { 1 } { ( n + 1 ) ( n + 2 ) }\) ​
• E) \(\sum _ { n = 1 } ^ { 6 } \frac { 1 } { ( n + 1 ) ( n + 2 ) }\) ​

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