Solve
-The Function $\mathrm { f } ( \mathrm { x } ) = 0.07 \mathrm { x } ^ { 3 / 2 }$

question 11

Multiple Choice

Solve.
-The function $\mathrm { f } ( \mathrm { x } ) = 0.07 \mathrm { x } ^ { 3 / 2 }$ models the duration of a storm, $\mathrm { f } ( \mathrm { x } )$ , in hours, in terms of the diameter of the storm, $x$ , in miles. Use a calculator to determine the duration of a storm with a diameter of 12 miles. Round to the nearest hundredth.

• A) \(41.57 \mathrm { hr }\)
• B) \(0.77 \mathrm { hr }\)
• C) \(2.91 \mathrm { hr }\)
• D) \(0.24 \mathrm { hr }\)

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