An experimental population of butterflies increases according to the law of exponential growth. There were 100 butterflies after the second day of the experiment and 300 butterflies after the fourth day. Approximately how many butterflies were in the original population?
An experimental population of butterflies increases according to the law of exponential growth. There were 100 butterflies after the second day of the experiment and 300 butterflies after the fourth day. Approximately how many butterflies were in the original population?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 39E
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1. An experimental population of butterflies increases according to the law of exponential growth. There were 100 butterflies after the second day of the experiment and 300 butterflies after the fourth day. Approximately how many butterflies were in the original population?
2. A thermometer reading 75 degree-Celcius is taken out where the temperature is 20 degree-Celcius. The reading is 30 degree-Celcius 4 minutes later. Find the thermometer reading 7 minuts after the thermometer was brought outside.
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