The production of an oil well has decreasedexponentially from 128,000 barrels per year 5 years ago to100,000 barrels per year at present.a. Letting t = 0 represent the present time, write an exponential equation for production y in terms of time t inyears.b. Find the time it will take for production to fall to 70,000barrels per year.
The production of an oil well has decreasedexponentially from 128,000 barrels per year 5 years ago to100,000 barrels per year at present.a. Letting t = 0 represent the present time, write an exponential equation for production y in terms of time t inyears.b. Find the time it will take for production to fall to 70,000barrels per year.
Chapter6: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 29PT: A radiation safety officer is working with 112 grams of a radioactive substance. After 17 days,...
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The production of an oil well has decreased
exponentially from 128,000 barrels per year 5 years ago to
100,000 barrels per year at present.
a. Letting t = 0 represent the present time, write an exponential equation for production y in terms of time t in
years.
b. Find the time it will take for production to fall to 70,000
barrels per year.
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