259 Answered Questions for the topic Exponential Functions

Exponential Functions Functions

09/27/17

if the functions f, and h are defined by f(x)=3x - 5, and h(x)= 3x^2-11x+10, write a formula for f/h

how to solve this type of function form when there's an exponent....
Exponential Functions

08/17/17

exponential function problem help please

Describe the transformations that must be applied (in correct order) to f(x) = 2^x to obtained the transformed functions g(x) = 3(2)^-2t - 6
Exponential Functions

08/17/17

exponential functions math word problem. Asap help

Can some help please thanks an exponential function with a base of 4 has been compressed horizontally by a factor of 1/3 and reflected in the x-axis. its asymptote is the line y=3. its y intercept... more
Exponential Functions

08/02/17

find an exponential function that passes through the given points (0,2000) and (2, 20)

(0,2000) and (2, 20) 
Exponential Functions

07/05/17

Find the behavior

Find the behavior of y as x→∞ and x→-∞:   y=2-x
Exponential Functions

06/30/17

Please Help ASAP!!!!

A bacteria has a doubling period of 6 days. If there are 3250 bacteria present now, how many will there be in 33 days? First we must find the daily growth rate (Round this to four decimal... more
Exponential Functions Math Algebra 2 Math Help

06/30/17

Given an exponential function for compounding interest, A(x) = P(.91)x, what is the rate of change?

There are four possible answers to this problem that were given to me: A -0.09% B -9% C .91% D 91%   Thank you so much in advance. If you could please explain how you got your answer that... more
Exponential Functions

06/18/17

exponential growth model

Suppose that the number of bacteria in a certain population increases according to a continuous exponential growth model. A sample of 2100 bacteria selected from this population reached the size of... more
Exponential Functions

06/18/17

exponential function

At the beginning of an environmental study, a forest covered an area of 1500km2. Since then, this area has decreased by 9.4% each year. Let t be the number of years since the start of the study.... more
Exponential Functions Exponential Decay

05/21/17

Find an exponential rule that would model the amount of Tc-99m left in the person at any time t in days.

Tc-99m is used to detect tumors in the body. The half life of Tc-99m is only 6 hours. Suppose an initial dosage of 20 mCi was administered. Find the rule.
Exponential Functions

05/13/17

Solve the exponential equation. Give your answer to four decimal places when necessary. 8^(4x) = 9^x

I don't have a sample problem like this.  Please show all steps.
Exponential Functions

05/10/17

solve the problem

if 4-x = 1/6, what does 16x equal?
Exponential Functions

05/10/17

If 4-x = 16 , what does 16x equal?

If 4-x =1/6, what does 16x equal?
Exponential Functions

05/09/17

If the land appreciated at the rate of 5% each year, what would one square mile of land be worth in 2005? (Round your answer to the nearest dollar.)

I worked through it and feel like I am missing something.  I got $345,799  Background for question.  In 1803, the United States negotiated the Louisiana Purchase with France. The country doubled... more
Exponential Functions

05/08/17

Use the properties of logarithms to find the exact value of the expression. Do not use a calculator. 18) log238 14 + log238 17 19) e loge2 64

Use the properties of logarithms to find the exact value ofthe expression. Do not use a calculator. log238 14 + log238 17   e loge2 64
Exponential Functions

05/08/17

9 (2x) x 27 (3-x) =1/9

92x  x 27(3-x) = 1/9
Exponential Functions

05/08/17

2 (7-3x) = 1/4

27-3x =1/4
Exponential Functions

05/08/17

If 4( -x) = 1/6 , what does 16(x) equal?

If 4-x =1/6, what does 16x equal?
Exponential Functions

05/08/17

If 6(x) = 6,what does 6(-2x) equal?

If 6x = 6,what does 6-2x equal?
Exponential Functions Algebra 1

05/04/17

You put $7,500 into an investment account. The account is projected to earn 9% interest per year.

I don't understand how to set it up into a equation 
Exponential Functions

05/01/17

just read my question in the description

To begin a bacteria study, a petri dish had 1500 bacteria cells. Each hour since, the number of cells has increased by 2.3%.Let t be the number of hours since the start of the study. Let y be the... more
Exponential Functions

04/28/17

Which function is greatest at x = 3?

f(x) = 4x  f(x) = x to the power of 4 f(x) = 3 times x to the power  of 4  
Exponential Functions

04/28/17

Evaluate f(k) = k5 for k = 2.

evaluate.
Exponential Functions

04/23/17

Finding the temperature of a pizza after 24 minutes using a table

The table shows the temperature of a pizza over four-minute intervals after it is removed from the oven. Time, (x) 0 4 8 12 16 Temperature, (y) 450 340 240 190 145 Enter a model describing the... more
Exponential Functions

04/16/17

country a has a growth rate of 2.7% per year. the population is currently 5,289,000, and the land area of country a is 27,000,000,000 square yards. assuming the

country a has a growth rate of 2.7% per year. the population is currently 5,289,000, and the land area of country a is 27,000,000,000 square yards. assuming the growth rate continues and is... more

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