Simplify the Following Expression $7 ^ { - 2 } \cdot 7 ^ { 3 } \cdot 7 ^ { - 4 }$

question 15

Multiple Choice

Simplify the following expression. Do not use parentheses or negative exponents. $7 ^ { - 2 } \cdot 7 ^ { 3 } \cdot 7 ^ { - 4 }$

• A)-343
• B) \(7 ^ { 3 }\)
• C) \(\frac { 1 } { 343 }\)
• D) \(- \frac { 1 } { 343 }\)
• E)343

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Definitions:

Direct Labor

The wages or salaries paid to employees who are directly involved in the production process of goods or services.

Fixed Budget

A budget that stays the same regardless of changes in activity levels, output, or sales.

Price Variance

The difference between the actual price paid for something and its standard or expected price.

Actual Price

The real price at which a transaction occurs, distinct from list or estimated prices, reflecting the amount paid or received in a transaction.