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

question 59

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

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Definitions:

Indirect Method

A cash flow statement preparation method that adjusts net income for the changes in balance sheet accounts to calculate the cash from operating activities.

Depreciation

The methodical distribution of a physical asset's cost across its lifetime, reflecting the asset's depreciation, wear, and eventual obsolescence.

Fixed Assets

Long-term tangible assets, such as buildings, machinery, and equipment, used in the operations of a business and not intended for resale.

Investing Activity

Transactions involving the purchase or sale of long-term assets and other investments, part of a company's cash flow statement.