Determine the Domain of the Function $f ( x ) = \frac { 5 x - 8 } { x ^ { 2 } - 49 }$

question 111

Multiple Choice

Determine the domain of the function.
- $f ( x ) = \frac { 5 x - 8 } { x ^ { 2 } - 49 }$

• A) \(\left\{ x \mid x \neq \frac { 8 } { 5 } \right\}\)
• B) \(\{ x \mid x \neq 7 \text { and } x \neq - 7 \}\)
• C) \(\{ x \mid x \neq 7 \}\)
• D) \(\{ x \mid x \neq 49 \}\)

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Profits calculated after considering both explicit costs, like materials and labor, and implicit costs, like opportunity costs, differentiating it from accounting profits.

Pure Rate of Interest

The theoretical return on an investment with no risk of financial loss, representing the time value of money.

Real Interest Rate

The interest rate adjusted for inflation, reflecting the true cost of borrowing and the true yield on investments.

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The total earnings received by capital owners in an economy, including profits, rents, interest, and dividends.