# Questions on Algebra: Logarithm answered by real tutors!

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 Algebra: Logarithm Solvers Lessons Answers archive Quiz In Depth

 Question 348072: What is the value of the given expression: log sq.rt.(m^3/n) a. 1/2 log m - log n b. 3/2 log m - log n c. (3 log m - log n)/2 d. (log m - log n)/2 Click here to see answer by Jk22(389)

 Question 348143: Assume that x,y, and z are positive numbers. Us the properties of logarithms to write expression in terms of the logarithms of x, y, and z. log(base b)x^1/2y^3 Click here to see answer by stanbon(57347)

 Question 348140: ln(y+4)=ln(y+1)+ln5; I tried working each side out individually on my calculator but the answers do not agree with my any of my 4 choices. I came up with 2.639 for left side and 4.007 for right side Click here to see answer by stanbon(57347)

 Question 348149: What is... 2 log x - 1/2 log y (they both have no base/the same base) Only to be simplified I think, as a fraction. Click here to see answer by nerdybill(6958)

 Question 348525: evaluate without using a calculators or tables log 0.7 power 1 Click here to see answer by jsmallt9(3296)

 Question 348686: Rewrite the following expression as a simple log: 4logx−2log(x^2+1)+5log(x−1) Click here to see answer by Fombitz(13828)

 Question 350250: 1) Given that base 3 log of x =p find in terms of p in the simplest form : base 3 log of 81x and base 3 log of x^3/9 Hence or otherwise solve base 3 log of (81x) - base 3 log of (x^3/9) = 7 giving your answer as a surd in the simplest form I am getting 7/8 as my answer and since this is not a surd,I don't think its the correct solution. 2)Given that 2 base y log x + 2 base x log y =5 show that base y log x= 2 or base y log x=1/2 Hence or otherwise solve : 2 base y log x+ 2 base x log y =5 and xy=27 THANK YOU! Click here to see answer by jsmallt9(3296)

 Question 350781: Solve e^x = 3 - 2e^-x I have a problem regarding natural logs since they're a little different form the base 10 logs Thanks Click here to see answer by solver91311(16885)

 Question 350943: I am having a hard time with this section. log4)x - log4)(x + 3) = -2 4e^(x+3) - 4 = 11 Click here to see answer by nerdybill(6958)

 Question 351495: An ant is roughly 10^ - 3 meters in length and the average human 1.7 meters. How many times longer is a human than an ant? Click here to see answer by nerdybill(6958)

 Question 351446: Solve for the positive value for x, to the nearest tenth: (1/x)+ (1/(x +3))=2 Click here to see answer by Fombitz(13828)

 Question 351652: the amt of product x (in mol /cm3) found in a chemical reaction starting wuth 2.5 mol/cm3 of reactant in given by x=2.5(l-e raise to-4t)where l id the time in minute,to form product x.determine x after 1 min. Click here to see answer by solver91311(16885)

 Question 351689: solve for x. 17^5x = 5 * 6^x Click here to see answer by Fombitz(13828)

 Question 352030: ( log n - 1 ) ( log n - 2 ) = ? where log base is 4. Click here to see answer by Alan3354(30993)

 Question 351978: An ant is roughly 10^-3 meters in length and the average human 1.7 meters. How many times longer is a human than an ant? Click here to see answer by edjones(7569)

 Question 353325: I need help solving the following equation. simplify e^2ln(x+1)=? thank you, mayra Click here to see answer by stanbon(57347)

 Question 353514: Use Logarithms to find an exact expression for x if 5^-3x + 3 = 7 Click here to see answer by jsmallt9(3296)

 Question 353657: What is log base 6 (square root of 6)? Click here to see answer by Fombitz(13828)
 Question 353657: What is log base 6 (square root of 6)? Click here to see answer by jim_thompson5910(28595)

 Question 353679: A GIC pays 6 % per annum. How long would it take $3000 to grow to$6000? Click here to see answer by stanbon(57347)

 Question 353707: what is value of x: log(base s)x =3 Click here to see answer by Alan3354(30993)

 Question 353706: If \ln (x) = -0.123, what does x equal? Click here to see answer by Alan3354(30993)
 Question 353706: If \ln (x) = -0.123, what does x equal? Click here to see answer by jsmallt9(3296)

 Question 353884: Use systematic trial and error to solve log50. Click here to see answer by jim_thompson5910(28595)

 Question 353949: Find f(x) abd g(x) such that h(x) = (f of g)(x) h(x) = |6x+9| I come up with the following: f(x)= x, g(x)= 6x+9 Am I correct Click here to see answer by jim_thompson5910(28595)

 Question 354092: What would be the value of X so that |x-5|-2 has a positive answer Click here to see answer by stanbon(57347)

 Question 354395: solve the equation for x. log base 9(4x+1)=7 Click here to see answer by Alan3354(30993)

 Question 354497: can you help me with this exercise, please? solve for x: ln e^(sqrt(x-2))= 6 Thank You!! Click here to see answer by robertb(4012)

 Question 354496: can you help me with this exercise, please? solve for x: 3(3^x-1) = 1/27 Click here to see answer by robertb(4012)

 Question 354509: The value of (log π e) is: answer with three decimal places) ThanK you very much for your help! I appreciate that! Click here to see answer by robertb(4012)

 Question 354511: Solve for x: log 2,(x+6) + log 2,(x-1) = 3 Thank you for your help! Click here to see answer by robertb(4012)

 Question 354512: Solve for x: log 2,(log 5,(x-1)) = 1 Thank you for your help! I appreciate it! Click here to see answer by jsmallt9(3296)

 Question 354508: Write log a sqrt(6) , in terms of "p" and "q" , if log a 2 = p and log a 3 = q Thank you for taking the time to help me out. Click here to see answer by jsmallt9(3296)

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