Find $g \circ f$ And the Domain of the Composite Function $f ( x ) = | x | , g ( x ) = x + 4$

question 44

Multiple Choice

Find $g \circ f$ and the domain of the composite function.​ $f ( x ) = | x | , g ( x ) = x + 4$ ​ ​

• A) \(| x - 4 |\) Domain of \(g \circ f\) : all real numbers x
• B) \(x - | 4 |\) Domain of \(g \circ f\) : all real numbers x
• C) \(| x | - 4\) Domain of \(g \circ f\) : all real numbers x
• D) \(| x | + 4\) Domain of \(g \circ f\) : all real numbers x
• E) \(| x + 4 |\) Domain of \(g \circ f\) : all real numbers x

Distinguish between experimental and control groups.

Recognize the meaning and impact of extraneous variables on research outcomes.

Understand the importance of random assignment in experimental research.

Comprehend the advantages and limitations of the experimental research method.

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Exponential Smoothing Model

A time series forecasting method that applies weighting factors which decrease exponentially to past observations.

Simple Exponential Smoothing

A time series forecasting method for univariate data that uses a weighted average of past observations, with the weights declining exponentially as the observations get older.

Mean Absolute Deviation

A measure of variability that represents the average absolute difference between each data point and the mean of the dataset.

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