For the Pair of Functions, Determine the Domain of F $$f ( x ) = 2 x + 4 , g ( x ) = \frac { 5 } { x - 9 }$$

question 29

Multiple Choice

For the pair of functions, determine the domain of f + g.
- $$f ( x ) = 2 x + 4 , g ( x ) = \frac { 5 } { x - 9 }$$

• A) \(( \infty , \infty )\)
• B) \(( \infty , 9 )\) or \(( 9 , \infty )\)
• C) \(( \infty, - 5 )\) or \(( - 5 , \infty )\)
• D) \(( 0 , \infty )\)

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Standard Deviation

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Mean

The arithmetic average of a set of values, calculated by summing all the values and then dividing by the total number of values.

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A statistical measure that quantifies the variability or uncertainty in the sampling distribution of a statistic, often used in estimating margins of error.