Value of t for a germ population to double its original value

Date of Exam
May 2019
Subject
Mathematics, Surveying and Transportation Engineering

Problem
A germ population has a growth curve Ae0.4t. At what value of t does its original value doubled?

A.   t = 7.13 C.   t = 1.73
B.   t = 1.37 D.   t = 3.71

 

Answer Key

 

Solution

 

Category
Algebra
Logarithmic Function
Exponential Equation
Population Growth