23. The population of a bacteria culture is modeled by the formula P = 2000e0.05t where t is measured in days. How many days will it take before the population reaches 1,000,000? Give your answer in exact form and approximated to the nearest day. trix

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter3: Polynomial And Rational Functions
Section3.1: Quadratic Functions And Models
Problem 56E: When a certain drug is taken orally, the concentration of the drug in the patient's bloodstream...
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22. Let f(x) = Vx- 3. Find a formula for f-(x) with the appropriate domain restriction tol
f-(x).
2000e0.05t where t is
23. The population of a bacteria culture is modeled by the formula P
measured in days. How many days will it take before the population reaches 1,000,000? Give
your answer in exact form and approximated to the nearest day.
24. Rewrite this system of equations as an augmented matrix.
x -2y+3z= 7
2x + y +z = 4
(-3x+2y-2z3-10
Augmented Matrix:
When row reduced, this matrix looks like this.
/1 0 0
0 10-1
0 0 1
2
1
What is the solution to the system? If there are infinite solutions, write the solutions as a set.
Transcribed Image Text:22. Let f(x) = Vx- 3. Find a formula for f-(x) with the appropriate domain restriction tol f-(x). 2000e0.05t where t is 23. The population of a bacteria culture is modeled by the formula P measured in days. How many days will it take before the population reaches 1,000,000? Give your answer in exact form and approximated to the nearest day. 24. Rewrite this system of equations as an augmented matrix. x -2y+3z= 7 2x + y +z = 4 (-3x+2y-2z3-10 Augmented Matrix: When row reduced, this matrix looks like this. /1 0 0 0 10-1 0 0 1 2 1 What is the solution to the system? If there are infinite solutions, write the solutions as a set.
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