1) An exponential growing culture has 18000 cells initially and growing to 50000 cells in 12 hours. How long will it take to reach 80000 cells? 2) A radioactive element decays with a half-life of 25 days. If one have 64 grams of this element now, how much will he have after 100 days?

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
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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Assignment #1:
1)
An exponential growing culture has 18000 cells initially and growing to
50000 cells in 12 hours. How long will it take to reach 80000 cells?
2)
A radioactive element decays with a half-life of 25 days. If one have 64
grams of this element now, how much will he have after 100 days?
Transcribed Image Text:Assignment #1: 1) An exponential growing culture has 18000 cells initially and growing to 50000 cells in 12 hours. How long will it take to reach 80000 cells? 2) A radioactive element decays with a half-life of 25 days. If one have 64 grams of this element now, how much will he have after 100 days?
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