# Questions on Algebra: Logarithm answered by real tutors!

Algebra ->  Algebra  -> Logarithm Solvers, Trainers and Word Problems -> Questions on Algebra: Logarithm answered by real tutors!      Log On

 Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations! Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

 Algebra: Logarithm Solvers Lessons Answers archive Quiz In Depth

 Question 588203: log(x-6)- log (x-2) = log 5/x this is how I attempted to solve the problem (x-6) - (x-2) = log 5 - log x x-6-x+2 = 5 - x -6+2-5 = -y -9=-x 9=x I came up with x=9, but my answer key says the answer is 10. Will you please show me how to do this problem? Click here to see answer by lwsshak3(6490)

 Question 588321: solve the equation 9=2^x by applying the natural logarithm function, log.e to both sides is it a case of x=log9/log2 ??? Click here to see answer by Alan3354(30993)

 Question 588450: Simplify by taking roots of the numerator and the denominator. Assume that all expressions under radicals represent positive numbers. cube root 125x^5/y^3 Here's what I've done so far. cube root of 125 = 5 cube root of x^5 = x^5/3 cube root of y^3 = y So to me the answer should read 5x/y*square root x Click here to see answer by jim_thompson5910(28549)

 Question 588580: Having a hard time with these problems: Evaluate the following: A) log(13)13^-h Thanks Click here to see answer by lwsshak3(6490)

 Question 588635: The amount of money in ana ccount with continuoudly compounded interest is given by the formula a=Pen, where P is the principal, R is the annual interest rate, and T is the time in years.calculate to the nearest hundredth of a year how long it takes for an amount of money to double if an interest is coumpounded continously at 6.2%. Round to the nearest tenth Click here to see answer by stanbon(57290)

 Question 588832: If log_b(u)=v then please complete the following equation in terms of n and v: log_b(1/n)(u)=? Click here to see answer by lwsshak3(6490)

 Question 589058: hello, i need help with this question expand each logarithm log3 7(2x-3)^2 the 3 after log is lowercase Click here to see answer by nerdybill(6958)

 Question 589064: hey, sorry to bother, i need help with this question log5 r/s the 5 is lowercase and the r is above the s, in fraction form thank you Click here to see answer by josmiceli(9669)

 Question 589815: I need help for studying for my test, i need to find the inverse of this function y= 2 times log base 6 of (x-3) i need the answer and shown work thank you Click here to see answer by lwsshak3(6490)

 Question 590236: 1. Show that log8x=1/3 log2x hence solve the equation for x>0 Log2(3x+1) +log8(x-1)3=0 Click here to see answer by lwsshak3(6490)

 Question 590476: Find the domain of : a) f(x)= √3e(^x) - 2 b) g(x)= e^(x-2/x+1) c) h(x)= ln(x)/√x(^4) + 1 Click here to see answer by stanbon(57290)

 Question 590812: How can I rewrite in logarithmic form as below: 1 -10exponent 5 = 100,000 2 - 36 exponent 2/2 = 6 Thanks! Click here to see answer by jim_thompson5910(28549)

 Question 590835: log base 4 time 64x .......... simplify the expresion solve it Click here to see answer by jim_thompson5910(28549)

 Question 590836: log base 4 times 64 to the x power.........sinplify expression Click here to see answer by jim_thompson5910(28549)

 Question 590586: Assume that log 2 = .301 and log 3 = .477, Solve 1)log 1/9 2)log 30 3)log 5 4)log 0.006 Click here to see answer by lwsshak3(6490)

 Question 588468: how do you solve log7 x+2 log7 x - log7 3=log7 72 Click here to see answer by lwsshak3(6490)

 Question 591284: A.) Which functionis the inverse function of logx? B.) Which function is the inverse function of 7 to power x? Click here to see answer by jim_thompson5910(28549)

 Question 591314: Find the hydrogen concentration of a solution with a pH of 10.3. pH=-log[H+] H+=hydrogen ion concentration in mole per liter of the solution. Click here to see answer by jim_thompson5910(28549)

 Question 591513: log base 4 of 3x = log base 32 of 7x whats x??? Click here to see answer by stanbon(57290)