# Questions on Algebra: Logarithm answered by real tutors!

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 Algebra: Logarithm Solvers Lessons Answers archive Quiz In Depth

 Question 172870: the log base is in parenteses right after the log Log(2) (x-8) + Log(2) (x+4) = 5 Click here to see answer by KnightOwlTutor(293)

 Question 173067: Plot the graphs of the following functions. Scan the graphs and post them to the Facilitator along with your response. 1. f(x)=7x 2. f(x)=4x - 3 3. f(x)=(1/5)x 4. f(x)= log3x Click here to see answer by user_dude2008(1861)

 Question 173350: Express the foloowing exponential expressions in logarithmic form e^4=x log4 16=2 Click here to see answer by user_dude2008(1861)

 Question 173346: Express the following logarithmic expression in exponential form 1. log 4 16-2 2. Ln1=0 Click here to see answer by user_dude2008(1861)

 Question 173355: express the following exponential expression in logarithmic form 3^4=81 Click here to see answer by user_dude2008(1861)

 Question 173472: Write the given logarithm in terms of logarithms of x, y and z: log(5) xy^2/z^4 Click here to see answer by Alan3354(30993)

 Question 173428: Express as one term logarithm: 3/2logb4 - 2/3logb8 + 2logb2=? Click here to see answer by josmiceli(9668)

 Question 173508: Solve for x: 2 x 3^x =7 x 5^x Click here to see answer by vleith(2825)

 Question 173587: A bacteria culture doubles every 15min. How long would it take for a culture of 20 bacteria to grow to a population of 163840? Click here to see answer by stanbon(57290)

 Question 173589: I need help ploting and graphing the following equations: f(x)=4x - 3 f(x)=(1/5)x f(x)= log3x Click here to see answer by Mathtut(3670)

 Question 173741: Hello, My question concerns growth, but I do not understand how to use the log in the equation. It reads f(x)=400 log10 (2t+3). It is asking how many animals will there be after six months. Can you help me make sense of this problem? Thank you ever so much. Click here to see answer by ankor@dixie-net.com(15646)

 Question 173762: what is the real value of x in the equation log2 24-log 2 3 = log5 x? Click here to see answer by stanbon(57290)
 Question 173762: what is the real value of x in the equation log2 24-log 2 3 = log5 x? Click here to see answer by Alan3354(30993)

 Question 173743: Hello, my problem is log6 (1/36) the six in the log is small and slightly lower. Thank you. Click here to see answer by Alan3354(30993)

 Question 173812: i need an example of an exponential function converted into a logarithmic function and graphed. Click here to see answer by stanbon(57290)