|The amount A(t) of atmospheric pollutants in a certain mountain valley grows naturally and is tripling every 7.5 years. If the initial amount is 10 pu (pollutant units), write a formula for A(1) giving the amount (in pu) present after i years.
|The amount A(t) of atmospheric pollutants in a certain mountain valley grows naturally and is tripling every 7.5 years. If the initial amount is 10 pu (pollutant units), write a formula for A(1) giving the amount (in pu) present after i years.
Chapter6: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 4PT: An investment account was opened with aninitial deposit of 9,600 and earns 7.4 interest,compounded...
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![|The amount A(t) of atmospheric pollutants in a certain
mountain valley grows naturally and is tripling every 7.5
years.
If the initial amount is 10 pu (pollutant units), write
a formula for A(1) giving the amount (in pu) present
after i years.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F36be4a1c-a437-442a-aa3a-97d1b91959c1%2Fc1b86e24-6ecf-4f2f-8448-0e4d19d3209e%2F4hd7cpc.png&w=3840&q=75)
Transcribed Image Text:|The amount A(t) of atmospheric pollutants in a certain
mountain valley grows naturally and is tripling every 7.5
years.
If the initial amount is 10 pu (pollutant units), write
a formula for A(1) giving the amount (in pu) present
after i years.
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