# Questions on Algebra: Logarithm answered by real tutors!

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 Algebra: Logarithm Solvers Lessons Answers archive Quiz In Depth

 Question 323106: Not sure if I did this right. Any help appreciated. log(x)+log(5)=2 Click here to see answer by nerdybill(6958)

 Question 323190: I need help doing this problem. Thank you 6^2t=7200 Click here to see answer by ankor@dixie-net.com(15652)

 Question 323828: Write as a single log: -2log3 - 3log2 + log6 Click here to see answer by rapaljer(4667)

 Question 323946: Solve for x: log(x-3) - log(x-2) = log(x+1) Click here to see answer by Fombitz(13828)

 Question 323977: Convert from log form to exponential form or vice versa. x7=25 Click here to see answer by Alan3354(30993)

 Question 323987: Solve: log 3 (-2x) = log 3 14 Click here to see answer by Fombitz(13828)

 Question 323979: Solve: 27x + 2 = 81-2 + x Click here to see answer by mananth(12270)
 Question 323979: Solve: 27x + 2 = 81-2 + x Click here to see answer by Fombitz(13828)

 Question 324033: Write as a single log: 1/2logx^2 - 2log(x+1) + log5 Click here to see answer by Fombitz(13828)

 Question 324247: Solve for x: log66^2 the first 6 is the base Click here to see answer by Alan3354(30993)

 Question 324487: log2^x + log 2^5 = 6 the 2 is a subscript of the log (located at the bottom right corner). I remember that since the first two are added that the two must be multiplied together so I think it should read log2^5x = 6 but I'm not sure and am now stuck as to what to do. Click here to see answer by scott8148(6628)

 Question 324576: Write 3 ln(x-4)-5 ln(x-5)ln(x^2-7) as a single logarithm with a coefficient of 1. Directions---assume all variable expressions represent positive real numbers. Click here to see answer by stanbon(57347)

 Question 324585: evaluate the expression without using a calculator. e^1n^296 Click here to see answer by Fombitz(13828)

 Question 324577: Help! I need to do the following: Expand the logarithmic expression in(z^4/3). assume all variable expressions represent positive real numbers. Click here to see answer by Fombitz(13828)

 Question 324566: Hi, I'm trying to study a study guide that my teacher gave me but I just don't understand how he got the answer. The problem is A fossilized leaf contains 28% of its normal amount of carbon 14. How old is the fossil (to the nearest year)? Use 5600 years as the half-life of carbon 14. What is the formula? Click here to see answer by Fombitz(13828)