115 Answered Questions for the topic Exponential Growth

02/26/16

The count in a bateria culture was 100 after 15 minutes and 1800 after 30 minutes.? Find the population in 95 minutes? EXPONENTIAL GROWTH PROBLEM!? PLEASE HELP
The count in a bateria culture was 100 after 15 minutes and 1800 after 30 minutes. 1. What was the initial size of the culture? Round your answer to the nearest bacteria. 2. Find the doubling... more
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Exponential Growth

02/18/16

Bob's salary grows by $3000 each year. Mary's salary grows by 3% each year. Which one has a salary that grows exponentially?
Which one has the exponential growth?
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Exponential Growth College Algebra

12/03/15

Exponential Growth
In 2008, the median price for a compact car was $16,800. If the rate of increase is assumed to be 4% per year. What can we expect the price of such a car to be in 2010?
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Exponential Growth

10/30/15

need a little assistance in how to tackle this problem.Thanks!!
A culture of bacteria begins with 416 bacteria, and every 4 days 33 % of the bacteria dies off. Let b be the 1-day growth factor. What is the 4-day growth factor as a numeric value? 1.33 What is... more
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Exponential Growth

10/30/15

the population of a country doubled in 62yr. what was the expontential growth rate k?
the population of a country doubled in 62yr. what was the expontential growth rate k?
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10/13/15

You buys a house for $130,000. It appreciates 6% per year. How much is it worth in 10 years?
Exponential growth or decay? Write a function that represents this situation: Initial Amount = ?? Growth\Decay Rate: Percent=?% Decimel=?.? Answer: 
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Exponential Growth

10/06/15

The U.S. national debt was about $5056 billion on January 1, 2000, and increased to $9254 billion on January 1, 2007.
Assume that the U.S. national debt grows exponentially. Find the 7 year growth factor and the annual growth factor for national debt.
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Exponential Growth

09/29/15

Exponential Growth
In 2013 the membership for The Church of Jesus Christ of Latter-day Saints reached 14,780,000 members. In 1990 the membership for The Church of Jesus Christ of Latter-day Saints was 7,300,000... more
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Exponential Growth

09/29/15

Suppose that a local trout population exhibits exponential growth by doubling every 3 years. Considering that the initial population were 250 trout, answer the
How many trout will there be after 1 year?   How many trout will there be after 10 years?
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Exponential Growth

09/29/15

The doubling time of the balance for a money market certificate of deposit (CD) is 30 years. By what factor does it grow in 70 years?
 The doubling time of the balance for a money market certificate of deposit (CD) is 30 years. By what factor does it grow in 70 years?
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08/28/15

4 Algebra 2 Questions
1. Solve 2^x=32 and rewrite this equation in a logarithmic form. 2. Analyze the characteristics exponential and logarithmic functions. Make sure you talk about domain and range. 3. Demonstrate at... more
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08/23/15

Decay Factor Form Maths
For my maths assignment, i had to do an experiment using a pendulum and measuring the amplitude of every 10 swings up to the 80th swing. One of the questions is find the ratio between consecutive... more
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Exponential Growth Conversion Mathematics

08/05/15

Prostate Cancer doubles in mass every four years. If a cancer is .7 mm in diameter in the spring of 2008, what...
Prostate Cancer doubles in mass every four years. If a cancer is .7 mm in diameter in the spring of 2008, in what year will it be 2 mm in diameter?   The year should only be represented by it's... more
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Exponential Growth

07/15/15

The cost C of a pound of margarine in 2006 was 66 cents. in 2010 the cost was 83 cents. Assuming the exponential growth model applies:
A) Find the exponential growth rate to the nearest tenth of a percent, and write the equation B) Find the cost of a pound of margarine in 2012 and 2018
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Exponential Growth

07/14/15

The cost C of a pound of margarine in 2006 was 66 cents. in 2010 the cost was 83 cents. Assuming the exponential growth model applies:
A) Find the exponential growth rate to the nearest tenth of a percent, and write the equation   B) Find the cost of a pound of margarine in 2012 and 2018
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Exponential Growth Algebra 2

06/16/15

Write the equation for an exponential function that is growth model with y-int: 3
Please explain asap i have a final tomorow and this is the only question i dont get
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Exponential Growth Algebra 2 Word Problem Pre Calculus

06/03/15

Compound interest and exponential growth
I have no idea how to start this. Please help.     Oppenheimer has a mutual fund where an investment of $5000 at an annual interest rate of 10% compounded semianually over 25 years will yield a... more
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Exponential Growth

05/21/15

You deposit $1400 in an account that pays 6% interest compound yearly. Find the balance for the given time period
1. 5 years 2. 8 years 3. 12 years 4. 20 years 
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05/04/15

Write the particular equation representing this data expressing air pressure as a function of altitude.
Climbing Mt. Everest is not an easy task! Not only is it a difficult hike, but the Earth’s atmosphere decreases exponentially as you climb above the Earth’s surface, and this makes it harder to... more
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Exponential Growth Algebra 1 Algebra College Algebra

04/24/15

A population grows exponentially at an annual rate given by r=0.03. What will the population be in 75 years if the initial population is 2500?
A population grows exponentially at an annual rate given by r=0.03. What will the population be in 75 years if the initial population is 2500?
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Exponential Growth Math Precalculus Word Problem

04/03/15

A house was bought in Vancouver in 1980 for $80,000. In 2010 the same house was worth $800,000.
A house was bought in Vancouver in 1980 for $80,000. In 2010 the same house was worth $800,000.   (a)  Assuming that the value of the house has grown exponentially,find the exponential growth... more
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Exponential Growth

03/26/15

How much more time do the additional bottles buy for their civilization? or, similarly, the midnight catastrophe will have now been pushed back to what time?
Once upon a time, at precisely 11:00 pm, a single bacterium was placed into a nutrient-filled bottle in a laboratory. The bacterium immediately began gobbling up nutrients and after just one... more
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Exponential Growth

03/26/15

At what time was the bottle half full?
Once upon a time, at precisely 11:00 pm, a single bacterium was placed into a nutrient-filled bottle in a laboratory. The bacterium immediately began gobbling up nutrients and after just one... more
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Exponential Growth Math Problem

03/17/15

Exponential Growth Math Problem
Michael Jackson's original white glove is discovered and listed on eBay for auction. The initial bid is $1200 and the bids increase by 16% each hour. What is the bidding price of the glove after 24... more
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Exponential Growth Exponential Decay

03/04/15

Can you help me explain this?
1) Explain when a function in the form y=a•b^x models exponential growth and when it models exponential decay. 
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