Write the Word or Phrase That Best Completes Each Statement $f ( x ) = 33.1 + 1.4 \log ( x + 1 )$

question 119

Multiple Choice

Write the word or phrase that best completes each statement or answers the question.
-Suppose $f ( x ) = 33.1 + 1.4 \log ( x + 1 )$ models salinity of ocean water to depths of 1000 meters at a certain latitude. $x$ is the depth in meters and $f ( x )$ is in grams of salt per kilogram of seawater. Approximate the salinity (to the nearest hundredth) when the depth is 262 meters.

• A) \(78.70 \mathrm {~g} / \mathrm { kg }\)
• B) \(36.49 \mathrm {~g} / \mathrm { kg }\)
• C) \(- 29.71 \mathrm {~g} / \mathrm { kg }\)
• D) \(81.50 \mathrm {~g} / \mathrm { kg }\)

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