For the Pair of Functions, Determine the Domain of F $$f ( x ) = 2 x ^ { 2 } + 4 , g ( x ) = 5 x ^ { 3 } - 2$$

question 17

Multiple Choice

For the pair of functions, determine the domain of f + g.
- $$f ( x ) = 2 x ^ { 2 } + 4 , g ( x ) = 5 x ^ { 3 } - 2$$

• A) \(( \infty , 0 )\)
• B) \(( \infty , 0 )\) or \(( 0 , \infty )\)
• C) \(( \infty , \infty )\)
• D) \(( 0 , \infty )\)

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Definitions:

Average Total Cost

The total cost of production (fixed and variable costs combined) divided by the quantity of output produced, reflecting the cost per unit of output.

Time

A continuous measurement that exists uniformly and independently from everything else, used to sequence events and compare the durations of events and the intervals between them.

Marginal Output

The additional output that is produced by using one more unit of a particular input.

Total Output

The total amount of goods and services produced by an economy or a company during a specific period.