The percentage of alcohol in a person's bloodstream t hr after drinking 8 fluid oz of whiskey is given by A(t) = 0.23te−0.4t (0 ≤ t ≤ 12). † (a) What is the percentage of alcohol in a person's bloodstream after 1/2 hr? (Round your answers to three decimal places.) (b) How fast is the percentage of alcohol in a person's bloodstream changing after 1/2 hr? (Round your answers to three decimal places.)
The percentage of alcohol in a person's bloodstream t hr after drinking 8 fluid oz of whiskey is given by A(t) = 0.23te−0.4t (0 ≤ t ≤ 12). † (a) What is the percentage of alcohol in a person's bloodstream after 1/2 hr? (Round your answers to three decimal places.) (b) How fast is the percentage of alcohol in a person's bloodstream changing after 1/2 hr? (Round your answers to three decimal places.)
Chapter3: Functions
Section3.3: Rates Of Change And Behavior Of Graphs
Problem 45SE: A driver of a car stopped at a gas station to fill up his gas tank. He looked at his watch, and the...
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The percentage of alcohol in a person's bloodstream t hr after drinking 8 fluid oz of whiskey is given by
A(t) = 0.23te−0.4t (0 ≤ t ≤ 12).
†(a)
What is the percentage of alcohol in a person's bloodstream after
1/2 hr? (Round your answers to three decimal places.)
(b)
How fast is the percentage of alcohol in a person's bloodstream changing after
1/2 hr? (Round your answers to three decimal places.)
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