# Questions on Algebra: Logarithm answered by real tutors!

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 Algebra: Logarithm Solvers Lessons Answers archive Quiz In Depth

 Question 236622: This is a logarithmic equation not really understanding this. A woman deposits 50,000 in a savings account with 4% continuously compounded interest. How many years must she wait until the balance has doubled. Click here to see answer by stanbon(57347)
 Question 236622: This is a logarithmic equation not really understanding this. A woman deposits 50,000 in a savings account with 4% continuously compounded interest. How many years must she wait until the balance has doubled. Click here to see answer by Edwin McCravy(8909)

 Question 236760: Solve equation and provide solution to 4 decimal places. Thanks for helping!! Click here to see answer by scott8148(6628)

 Question 236758: Solve the equation and provide solution to 4 decimal places. Thanks for your help! Click here to see answer by scott8148(6628)

 Question 236777: What is "log base 5 times the quantity (x-1) minus log base 5 times quantity (x-2) equals 2" ? I don't get it. PLEASE HELP. Click here to see answer by nerdybill(6959)

 Question 236872: Convert to a logarithmic equation. e-2 = t Click here to see answer by jim_thompson5910(28595)

 Question 236887: Find (2x) given that sin(x)=2/5 and x is in quadrant II. Give exact value for sin(2x) Click here to see answer by Alan3354(30993)
 Question 236887: Find (2x) given that sin(x)=2/5 and x is in quadrant II. Give exact value for sin(2x) Click here to see answer by nyc_function(2733)

 Question 237006: Solve for x: If log8 (x – 6) + log8 (x + 6) = 2, then x = Click here to see answer by solver91311(16885)
 Question 237006: Solve for x: If log8 (x – 6) + log8 (x + 6) = 2, then x = Click here to see answer by jsmallt9(3296)

 Question 237220: Let's imagine that in 2001, a surgeon performs the first brain transplant, the only transplant performed that year. If in 2010, there are 983 brain transplants, find an exponential growth function that fits the data. (Round decimals to three places.) Click here to see answer by nerdybill(6959)

 Question 237215: This is a story problem I am stuck on could use some help. A computer is infected with the sasser virus. Assume that it infects 20 other computers in 5 minutes; and that these PCs and servers infect 20 more machines within another five minutes, etc. How long until 100 million computers are infected? Click here to see answer by Theo(3464)

 Question 237394: is my problem. I know x is approx 3.77, but I need to understand how to get this. If I understand correctly, this is the same as . I think this can also be , but I'm not sure where to go from there. Can you help? I'd really appreciate it! Click here to see answer by Edwin McCravy(8909)

 Question 237761: hi i am trying to figure out where to go with this problem ln6+ln(x-2)=ln(3x-2). it seems like i can get it to ln6=2x but from there it turns out to be x=.8958 but the answer is supposed to come out to be x=10/3 where am i going wrong? Click here to see answer by vleith(2825)
 Question 237761: hi i am trying to figure out where to go with this problem ln6+ln(x-2)=ln(3x-2). it seems like i can get it to ln6=2x but from there it turns out to be x=.8958 but the answer is supposed to come out to be x=10/3 where am i going wrong? Click here to see answer by scott8148(6628)

 Question 237827: hi i am having a little trouble with this one Lnx+Ln(x+12)=1. I kind of remember that due to the fact that it is an addition problem you use multiplication but i dont remember how! Paul Click here to see answer by solver91311(16885)
 Question 237827: hi i am having a little trouble with this one Lnx+Ln(x+12)=1. I kind of remember that due to the fact that it is an addition problem you use multiplication but i dont remember how! Paul Click here to see answer by stanbon(57347)

 Question 237849: hi i am having a little trouble with this one Lnx+Ln(x+2)=1. I kind of remember that due to the fact that it is an addition problem you use multiplication but i dont remember how! Paul Click here to see answer by jim_thompson5910(28595)

 Question 237989: rounded to the nearest tenth, algebraically find the solution(s) of logx+log2x=1 Click here to see answer by nerdybill(6959)

 Question 238218: i really need this answer and the steps to it log(base 3)(x^2-3) is greater than 0 Click here to see answer by jsmallt9(3296)

 Question 238104: Solve equation: Inx + 2In4 = In7 - Inx Click here to see answer by jsmallt9(3296)

 Question 238434: I tried everything and seem to never get the answer. Log(base 2)1/4 - log(base 3)1/81 = log(base 7)x Click here to see answer by edjones(7569)

 Question 238433: Log (base of square root 3) (square root of 9 with a 3 on the root in front) ^5x Click here to see answer by jsmallt9(3296)