Find the Domain of the Given Function $$f ( x ) = \sqrt { 21 x - 7 }$$

question 38

Multiple Choice

Find the domain of the given function.
- $$f ( x ) = \sqrt { 21 x - 7 }$$

• A) all real numbers \(x\) where \(x >\)
• B) all real numbers \(x\) where \(x > - \frac { 1 } { 7 }\)
• C) all real numbers \(x\) where \(x \geq - 7\)
• D) all real numbers \(x\) where \(x \geq -\)

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Definitions:

Freight-in Charges

Costs associated with transporting goods from the supplier to the buyer's location.

Sales Returns

Transactions where customers return previously purchased merchandise, leading to a reduction in the seller's revenue.

Average Cost Retail Inventory Method

A method used in retail to estimate ending inventory value by combining the cost-to-retail price ratio with the retail price of goods available for sale.

Ending Inventory

The cumulative worth of products ready for purchase at the close of a financial cycle.