445 Answered Questions for the topic Logarithms

Logarithms

06/02/14

how do I write solution for logarithmic problem 16=(1/4)^-2
how do I write solution for logarithmic problem 16=(1/4)^-2
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Logarithms

05/27/14

Logarithmics
Evaluate the logarithmic expression   Log5 1/125   2. write the given in exponential form Log8 1/512=-3
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Logarithms Division

05/22/14

Dividing using log
x=log 16/log 5
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Logarithms Logs

05/16/14

log12 20~1.2 and log12 33 ~1.4 (Given) (Evaluate)log121.65
Given: log1220~1.2 and log1233~1.4 evaluate log121.65
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Logarithms

05/14/14

We are in a log unit and I have no idea how to do this
The population P of a city is given by P=2500e^kt, where t is the time in years, with t=0 corresponding to the population in 1950. In 1995, the population was 1,400 people.  Find the value of k and... more
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Logarithms

05/13/14

how do i combine 3log(M) and -2log(M)
do you multiply exponents when the bases are being added together? The whole question is 3 Log (M)+ Log (N)- 2 Log (M)
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Logarithms

05/11/14

What if you have log base 3 to power of 5 plus X? Does that mean you can expand that logarithm?
Log3(5+X)   I was wondering because Log3(5*X) would be expanded to Log35 + Log3X   Some kind of explanation would be awesome, and thank you in advance!!
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Logarithms Math

05/09/14

find answer
base = 2 , log x=y    if y= 121212121212121212121212121212121212121212121121222211112222345433221167686598494694.9  then x =?    
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05/04/14

LOG AND EXPONENTIAL
Log41=______ (fill in the blank)   For parts a and b   let x=Log4 1/16   a) Write the exponential form of the equation. b)Determine the numerical value of x, in simplest form. Show work.  
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05/04/14

Logarithmic equation
Convert a logarithmic equation: 8x =2401
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04/29/14

logarithms help please
Express in terms of sums and differences of logarithms: log?((10 x^2 y^5)/√z ) Show work.
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Logarithms

04/27/14

What is the answer to this problem?
log35  rounded to three decimal places
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Logarithms

04/24/14

help with exponential form
write in exponential form and simplify         3√x^5y^5         3√x^2y          3 √a • 5√a       write in exponential form       log 4 32 = x      log 10 0.01 = -2       log a b... more
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Logarithms

04/22/14

help with logarithmic
how do I write in logarithmic form using (1/2)^4 - 1/16   I have log 16 = 2     thanks
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Logarithms

04/21/14

help express as a logarithm of a single value
how do I express as a logarithm of a single value:     1.  log25 + log28     2.  3log106     give the logarithms for log 1000     thanks
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Logarithms

04/21/14

how to write in logarithmic form
how do I write these in logarithmic form?     1.  3^4 = 81       2.  (1/2)^4 = 1/16       solve for x   1.  logx32 = 5     2.  log264 = x     thankyou        
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04/13/14

Logarithms Function*
This question is really confusing me:   If f(x) = 3x-2, Find f(log3a) for a>0   Step-By-Step would be greatly appreciated!
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Logarithms

03/27/14

Hope you can help to solve this problem. logbase3 P = Q. Express Q power Q+2 in terms of P.
Hope you can help to solve this problem. logbase3 P = Q. Express Q power Q+2 in terms of P. The question is from the activity book and the answer is 81P square
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03/18/14

Vertical shifts
graph y=logx, y=log(10x), and y=log(100x). how do the graphs compare? use a property of logs to show that the graphs are vertical shifts of one another. 
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Logarithms

03/05/14

1/2 Log r + 1/3 log s - 1/4 log t
I don't understand the question at all...
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Logarithms Simplify Expand

03/05/14

Expand each logarithm
3(4logt2)
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Logarithms

03/04/14

Solve the following equations for x.
2(10)^(6x+8)=18
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Logarithms

02/17/14

Write the expression as a logarithm of a single expression.
Write the expression as a logarithm of a single expression.     Log √¯x + Log x11 - Log x = ?   (type positive exponents only. Use integers or fractions for any numbers in the expression.)   
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Logarithms

02/17/14

Write the expression as a logarithm of a single expression.
Write the expression as a logarithm of a single expression.   Log 89 + Log 82k2 = Log8 ?
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Logarithms

02/17/14

Write the expression as a logarithm of a single expression.
Write the expression as a logarithm of a single expression.    Log 5 + Log 8 - Log 4 = Log ?
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