Find the Domain of the Function Below $$f ( x ) = \ln \left( \frac { x } { x ^ { 2 } + 16 } \right)$$

question 77

Multiple Choice

Find the domain of the function below.
$$f ( x ) = \ln \left( \frac { x } { x ^ { 2 } + 16 } \right)$$

• A) \(( 4 , \infty )\)
• B) \(( - \infty , - 4 ) \cup ( 4 , \infty )\)
• C) \(( - \infty , 0 ) \cup ( 4 , \infty )\)
• D) \(( 0 , \infty )\)
• E) \(( - \infty , - 4 ) \cup ( 0 , \infty )\)

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Definitions:

Transcription

The technique of duplicating the genetic information present in a DNA strand into a fresh molecule of messenger RNA (mRNA).

mRNA Stability

The propensity of messenger RNA molecules to remain intact and usable for protein synthesis within a cell.

DNA

DNA, the molecule responsible for carrying genetic information critical for the growth, development, functioning, and reproduction of all recognized living organisms and numerous viruses.

Codon

A sequence of three nucleotides in mRNA that specifies a particular amino acid or a start/stop signal in protein synthesis.