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Exponential Functions
Page 10
Questions (1,802)
The balance oif a savings account can be modeled by the function b(t)=5000(1.024)^t, where t is the time in years, To model the
1 answer
asked by
Anonymous
604 views
what is the difference between the function 2^x and (1/2)^x?
7 answers
asked by
Sara
469 views
If I was given an amount of money for 1 month, and I wanted to compound its interest monthly, which formula would I need to use?
5 answers
asked by
Kaye
536 views
does the rule y=-3x^5 represent an exponential function
3 answers
asked by
Steve
1,003 views
Does the table represent an expoential function?
x 1 2 3 4 y -1 -8 -27 -64 yes or no my answer is no
3 answers
asked by
Steve
508 views
what is In e^4.3 equivalent to? How?
4 answers
asked by
Anonymous
706 views
What is the average rate of change formula for exponential growth functions?
2 answers
asked by
Destiny
1,100 views
Find values for a and b so the function f(x)= ax*e^bx has the max value f(1)=3. Give exact values for a and b, not decimals)
1 answer
asked by
Anonymous
448 views
Convert Q = 2e^8t to form Q = ab^t
Round all calculated values to three decimal places Q= my answer I got 2(2.980.9579)^t I don't
2 answers
asked by
Tobi
782 views
Suppose strontium-90 decays at a rate of 2 percent per year. (a) Write the fraction P of strontium remaining, as function of t,
4 answers
asked by
Anonymous
2,670 views
Find the inverse of the function:
f(x) = e^(4x+2) - 10
1 answer
asked by
Lance
355 views
sketch a graph for f(x)=2(1/2)^x +1
1 answer
asked by
kathy
371 views
Which of the following equations would change the y-intercept of the exponential function from (0, 1) to (0, −3)
?(1 point)
3 answers
asked by
guij
101 views
the function f(x)= 34.1 Ln x + 117.7
models the number of U.S. Internet users, f(x) in millions, x years after 1999. By which
2 answers
asked by
Kristina
504 views
what interest rate is required for an investment subject to continuous compounding to triple in 15 years?
A= Pe^rt ?
3 answers
asked by
Kira
518 views
I have a very quick question about exponential functions. I know how to use them and apply them but I don't know how to explain
1 answer
asked by
gzag
465 views
A radioactive substance has a half-life of 4 days. Suppose we have 800 mg of this substance.
a) Find the equation of the mass
2 answers
asked by
Taylor
622 views
3. The efficiency of an industrial pump decreases by a fixed percentage each year. The percentage decrease each year is with
2 answers
asked by
Jasmine
529 views
The efficiency of an industrial pump decreases by a fixed percentage each year. The percentage decrease each year is with
0 answers
asked by
Jasmine
435 views
In the beginning, only some white aigrettes live in a swamp. On a certain day, a group of black aigrettes migrate to the swamp.
1 answer
asked by
jasontt
410 views
a culture starts with 10000 and the number doubles every 40 mins.
a. find the function that models the number of bacteria at time
2 answers
asked by
Andy G
706 views
0=e^(2y)-e^(y)
Need to solve for y here, don't understand why answer is -ln(2) in the book. Thanks.
3 answers
asked by
David
397 views
With an exponential transformation, how does the data set (x, y) change? (2 points)
(log x, y) (x, log y) (log x, log y) cannot
1 answer
asked by
helen
403 views
Logx16=-2
1 answer
asked by
Anonymous
413 views
A trainee is hired by a computer manufacturing company to learn to test a particular part of a personal computer after it comes
5 answers
asked by
Terri
656 views
Use a calculator to find y to four decimal places, if possible. (If an answer is undefined, enter UNDEFINED.)
ln y = −0.35
1 answer
asked by
Dee
440 views
Use a calculator to find y to four decimal places, if possible. (If an answer is undefined, enter UNDEFINED.)
ln y = −0.35
2 answers
asked by
Dee
709 views
The function B(t) = 300(2)t
gives the number of bacteria after t hours. How many bacteria exist after 5 hours? (1 point)
3 answers
asked by
jjp;kop[k
29 views
Im so tired of being frustrated can someone help get the sum diff and product of this problem
3^x ∶ x^2-3^x+ 2
1 answer
asked by
tela
290 views
The rate of auto thefts triples every 6 months.
(a) Determine, to two decimal places, the base b for an exponential model y =
3 answers
asked by
Sydney
2,145 views
Which equation shifts an exponential function 3 units down? (1 point) Responses y = 2 x +3 y = 2 x +3 y = 2x −3 y = 2x −3 y
7 answers
asked anonymously
41 views
a=p(1+r)^n
p=$4000,r=0.10, and n=2years at the end of 2 years A is
1 answer
asked by
jerome
316 views
The function A=A0e^(-0.0099x) models the amount in pounds of a particular radioactive material stored in a concrete vault, where
1 answer
asked by
Gage
689 views
Find the domain, range and horizontal asymptote
f(x)=2^-x-2
2 answers
asked by
Alley
1,021 views
which equation models an exponential decay
y=1/4x500^x 1/3y=6x100^x y=0.5x8^x y=23x(1/2)^x y=0.004x2^x i think it is d
3 answers
asked by
Anonymous
281 views
A population of wolves in a country is represented by the equation p(t)=80(0.98)^t, where t is the number of years since 1998.
2 answers
asked by
Anonymous
525 views
The price in dollars of a house during a period of mild inflation is described by the formula P(t)=94000 e0.03 t, where t is the
2 answers
asked by
Hannah
741 views
Solve for a and b in y=ab^x.
2 answers
asked by
Anonymous
1,013 views
I am having problem graphing with these two equations 2(3^x)-3 and –3(3^–x)
2 answers
asked by
Tristan
749 views
State whether the equation represents exponential, growth, exponential decay, or neither
Y=10x0.85^x
3 answers
asked anonymously
64 views
The function B(t) = 300(2)t
gives the number of bacteria after t hours. How many bacteria exist after 5 hours? (1 point)
3 answers
asked by
dully
19 views
The value, V, of a certain car after n years is given by the formula below.
V = 32,000(0.75)n Based on the formula, what is the
1 answer
asked by
lily
431 views
From 1971-1995 avg # transistors modeled by n=2300(1.07)^t, where t is # of years since 1971.
Estimate # of transistors in 1998
1 answer
asked by
Bo
428 views
(a) Let f(x) = x^(1/x) for all x>/=1. Find the greatest value of f(x).
(b) By (a), find a possitive interger m, such that m^(1/m)
1 answer
asked by
Anonymous
306 views
What is the domain and range?
f(x)=3^x-4
1 answer
asked by
Anonymous
783 views
In the following function determine the domain, range, and asymptotes.
f(x)= 5*(1/3)^x
1 answer
asked by
Brock
420 views
must have a table with at least 5 values, a graph, a verbal description including whether it is increasing or decreasing as it
1 answer
asked by
Dawn Wool
360 views
When asked to sketch the graph of
g(x)= -e^(x+1) +1, how do I turn this equation into exponential form? Or can I? I always get
3 answers
asked by
marcus
406 views
For the function P(t)=765(1.02)^t, what value is t when P(t) exceeds 1000?
My answer: t=14
1 answer
asked by
Anonymous
327 views
Find the smallest positive number t such that e^sin(t)=1/2
2 answers
asked by
Liz
470 views
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