For the Pair of Functions, Find the Indicated Sum, Difference $12 x ^ { 2 } + 40$

question 105

Multiple Choice

For the pair of functions, find the indicated sum, difference, product, or quotient.
-f(x) = 2x+5, g(x) = 6x+8
Find (fg) (x) .

• A) \(12 x ^ { 2 } + 40\)
• B) \(12 x ^ { 2 } + 46 x + 40\)
• C) \(12 x ^ { 2 } + 38 x + 40\)
• D) \(8 x ^ { 2 } + 46 x + 13\)

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Definitions:

Sample Mean

The average of all observations or data points in a sample.

Standard Error

A statistical measure that describes the accuracy with which a sample represents a population, particularly in mean estimation.

Central Limit Theorem

A statistical theory that states that the distribution of sample means approximates a normal distribution as the sample size becomes larger, regardless of the population's distribution.

Sample Mean

The average value obtained from a sample, used as an estimate of the population mean.