Homework Answers
Add Answer to:
Previous Problem List Next (1 point) A bacteria culture starts with 160 bacteria and grows at...
(1 point) A bacteria culture starts with 240 bacteria and grows at a rate proportional to its size. After 5 hours there will be 1200 bacteria. (a) Express the population after t hours as a function of t. population: (function of t) (b) What will be th
(1 point) A bacteria culture starts with 240240 bacteria and grows at a rate proportional to its size. After 55 hours there will be 12001200 bacteria.(a) Express the population after tt hours as a function of tt.population: (function of t)(b) What will be the population after 99 hours?(c) How long will it take for the population to reach 22702270 ?
A bacteria culture starts with 260 bacteria and grows at an exponential rate. After 3 hours...
A bacteria culture starts with 260 bacteria and grows at an exponential rate. After 3 hours there will be 780 bacteria. Give your answer accurate to at least 4 decimal places. (a) Express the population after thours as a function of t. P(t)- Preview (b) What will be the population after 7 hours? Preview bacteria ( How long will it take for the population to reach 28707 Preview hours Determine an algebraic expression for the function graphed below. Write your...
Please solve a) to c) correctly
A bacteria culture starts with bacteria and grows at a rate proportional to its size. After hours there will be bacteria.(a) Express the population after hours as a function of .population:__________________________ (function of t)(b) What will be the population after hours?(c) How long will it take for the population to reach ?
6. A bacteria culture grows at a rate proportional to its size. The initial population of...
6. A bacteria culture grows at a rate proportional to its size. The initial population of the bacteria culture is 300 cells, and after 3 hours the population increases to 2400. (a) Find an expression for the number of bacteria after t hours. (b) When will the population reach 20000?
how to do this question with correct answers (3 points) A bacteria culture initially contains 200...
how to do this question with correct answers
(3 points) A bacteria culture initially contains 200 cells and grows at a rate proportional to its size. After an hour the population has increased to 500 Find an expression for the number Pt) of bacteria after t hours. P(t) = 200e"(In(5/2jt) Find the number of bacteria after 2 hours. Answer: 1250 Find the rate of growth after 2 hours. Answer: In(5/2) When will the population reach 20000? Answer (In(100)/(In(5/2))
Lecture 18: Problem 2 Problem List Next Previous (1 point) A sample of size n =...
Lecture 18: Problem 2 Problem List Next Previous (1 point) A sample of size n = 36 drawn from a population with a = 7.1 has i = 17.3. Find a 96% confidence interval for the population mean by completing each of the following in turn. Round all your answers to the nearest hundredth. E = Confidence interval is ( . ) E-2.42583333333333 Note: You can earn partial credit on this problem. Note: You can get a new version of...
This exercise uses the population growth model. A culture starts with 8700 bacteria. After 1 hour the count is 10,000.
This exercise uses the population growth model. A culture starts with 8700 bacteria. After 1 hour the count is 10,000. (a) Find a function that models the number of bacteria n(t) after thours. (b) Find the number of bacteria after 2 hours. (c) After how many hours will the number of bacteria double?
This exercise uses the population growth model. A culture starts with 8100 bacteria. After 1 hour...
This exercise uses the population growth model. A culture starts with 8100 bacteria. After 1 hour the count is 10,000. (a) Find a function that models the number of bacteria n(t) after t hours. (Round your r value to three decimal places.) n(t) = (b) Find the number of bacteria after 2 hours. (Round your answer to the nearest hundred.) bacteria (C) After how many hours will the number of bacteria double? (Round your answer to one decimal place.) hr
3 ✓ Question 4 (5 points) Solve the problem. A culture of bacteria obeys the law...
3 ✓ Question 4 (5 points) Solve the problem. A culture of bacteria obeys the law of uninhibited growth. If 140,000 bacteria are present initially and there are 609,000 after 6 hours, how long will it take for the population to reach one million? 6 9 A/ 10
This exercise uses the population growth model. The count in a culture of bacteria was 400...
This exercise uses the population growth model. The count in a culture of bacteria was 400 after 2 hours and 25,600 after 6 hours. (a) What is the relative rate of growth of the bacteria population? Express your answer as a percentage. (Round your answer to the nearest whole number.) 104 % (b) What was the initial size of the culture? (Round your answer to the nearest whole number.) 200 x bacteria (c) Find a function that models the number...
A bacteria culture starts with 260 bacteria and grows at an exponential rate. After 3 hours there will be 780 bacteria. Give your answer accurate to at least 4 decimal places. (a) Express the population after thours as a function of t. P(t)- Preview (b) What will be the population after 7 hours? Preview bacteria ( How long will it take for the population to reach 28707 Preview hours Determine an algebraic expression for the function graphed below. Write your...
A bacteria culture starts with bacteria and grows at a rate proportional to its size. After hours there will be bacteria.(a) Express the population after hours as a function of .population:__________________________ (function of t)(b) What will be the population after hours?(c) How long will it take for the population to reach ?
6. A bacteria culture grows at a rate proportional to its size. The initial population of the bacteria culture is 300 cells, and after 3 hours the population increases to 2400. (a) Find an expression for the number of bacteria after t hours. (b) When will the population reach 20000?
how to do this question with correct answers
(3 points) A bacteria culture initially contains 200 cells and grows at a rate proportional to its size. After an hour the population has increased to 500 Find an expression for the number Pt) of bacteria after t hours. P(t) = 200e"(In(5/2jt) Find the number of bacteria after 2 hours. Answer: 1250 Find the rate of growth after 2 hours. Answer: In(5/2) When will the population reach 20000? Answer (In(100)/(In(5/2))
Lecture 18: Problem 2 Problem List Next Previous (1 point) A sample of size n = 36 drawn from a population with a = 7.1 has i = 17.3. Find a 96% confidence interval for the population mean by completing each of the following in turn. Round all your answers to the nearest hundredth. E = Confidence interval is ( . ) E-2.42583333333333 Note: You can earn partial credit on this problem. Note: You can get a new version of...
This exercise uses the population growth model. A culture starts with 8100 bacteria. After 1 hour the count is 10,000. (a) Find a function that models the number of bacteria n(t) after t hours. (Round your r value to three decimal places.) n(t) = (b) Find the number of bacteria after 2 hours. (Round your answer to the nearest hundred.) bacteria (C) After how many hours will the number of bacteria double? (Round your answer to one decimal place.) hr
3 ✓ Question 4 (5 points) Solve the problem. A culture of bacteria obeys the law of uninhibited growth. If 140,000 bacteria are present initially and there are 609,000 after 6 hours, how long will it take for the population to reach one million? 6 9 A/ 10
This exercise uses the population growth model. The count in a culture of bacteria was 400 after 2 hours and 25,600 after 6 hours. (a) What is the relative rate of growth of the bacteria population? Express your answer as a percentage. (Round your answer to the nearest whole number.) 104 % (b) What was the initial size of the culture? (Round your answer to the nearest whole number.) 200 x bacteria (c) Find a function that models the number...
Most questions answered within 3 hours.
-
People who do very detailed work close up, such as jewelers,
often can see objects clearly...
asked 1 minute ago -
A national magazine stated that at most,12% of millennials
have a pool membership. Formulate an appropriate...
asked 9 minutes ago -
Can
you provide the mechanism for enamine hydrolysis. Any example will
work, thank you.
asked 18 minutes ago -
Three of the compounds have ionic bonds (difference in
electronegativity is greater or equal to 2,...
asked 11 minutes ago -
The route followed by a hiker consists of three displacement
vectors A, B, and C. Vector...
asked 15 minutes ago -
Exercise 1. Two players, 1 and 2, take turns choosing numbers; 1
goes first. On his...
asked 35 minutes ago -
Are the following two functions overloaded?
int xyz(int x, int y = 100000);
int xyz(int x,...
asked 44 minutes ago -
An interest rate swap has three years of remaining life.
Payments are exchanged annually. Interest at...
asked 50 minutes ago -
Ensign Johnson is domiciled in Georgia. His wife is domiciled in
New York and moved to...
asked 48 minutes ago -
there are many issues that can be addressed when performing a
RCA. Assuming that there is...
asked 49 minutes ago -
ata pertaining to the postretirement health care benefit plan of
Danielson Delivery Service include the following...
asked 51 minutes ago -
Getting along with the members of your team requires good ____
skills.
a.
authoritative
b.
problem...
asked 58 minutes ago