Questions on Algebra: Logarithm answered by real tutors!

Tutors Answer Your Questions about logarithm (FREE)

Question 448551: Log 2 (3x-2)- Log 2 (x-5)=4
Click here to see answer by edjones(7569)

Question 448833: Well ive been stuck on a problem : log(x^2-5x)-logx=log2
the problem is i get x=LOG7 instead of it actually equaling just x=7 i need to know how to fully complete the problem correct
Click here to see answer by bucky(2189)

Question 448845: Help Me Slove This Question Please : 10,000 = 5,000(1.04)^x
Click here to see answer by edjones(7569)

Question 448980: Determine the solution to the following equation: log(a) + log(a + 12) = 2 log(a + 4).
Click here to see answer by ankor@dixie-net.com(15656)

Question 449125: Suppose log base b of 3 = p and log base b of 5 = q. Express log base b of 25 in terms of p and q.
Click here to see answer by stanbon(57361)

Question 448844: Help Me Slove This Question Please : 2^5x-1=78
Click here to see answer by lwsshak3(6509)

Question 448344: solve log 2x+log 10=3
Click here to see answer by lwsshak3(6509)

Question 448288: Log 2 (3x-2)- Log 2 (x-5)=4
Click here to see answer by lwsshak3(6509)

Question 449234: If log base b of 3 = p and log base b of 5 = q express log base b of 5/b in terms of p and q.
Click here to see answer by nerdybill(6962)

Question 449373: solving exponential functions: Solve for x.
log 3^x=-2
This problem actually looks like: log x = -2
3
Click here to see answer by stanbon(57361)

Question 449361: i need help with math homework

Click here to see answer by MathLover1(6634)

Question 449350: 1)Given the function y=x+2/2x^2-4
what are the
a)x intercept
b)y intercept
c)vertical asymptote(s)
d)horizontal asymptote(s)
e)holes
f)graph of how it looks
Click here to see answer by lwsshak3(6509)

Question 449498: find x,
Log{base x}5=8+Log{base 9}x
for the left x is the base. for right 9 is the base.
Click here to see answer by Alan3354(30993)

Question 449580: evaluate
a^log{a,w}=x
Click here to see answer by stanbon(57361)

Question 449645: which of the following is equivalent to log base 4 of 64^x ?
1) 4^3x 2) 3^x 3) 4x 4) .25x 5) 3x
Click here to see answer by Gogonati(809)

Question 449753: OK so i need assistance with a logarithmic problem that is :
2log(base6)4-1/3log(base6)8= log(base6)X
I can't figure out how to get rid of the 2 and 1/3 from the equation so i can solve it
Thank you

Click here to see answer by scott8148(6628)

Question 449843: log2(x+2)+log2(x-2)=5
Click here to see answer by robertb(4012)

Question 449795: simplify the expression log(base 3)(1/9)^4
Click here to see answer by robertb(4012)

Question 449897: Find the thrid term in the expansion of (2-3b)5
Click here to see answer by robertb(4012)

Question 449527: Solve for x
8^(2x)=13^(x+10)
Write the exact answer using base-10 logarithms.
Click here to see answer by lwsshak3(6509)

Question 449762: 2logsubscript2(8x)-logsubcscrpt2(1+x^2)=4
Click here to see answer by lwsshak3(6509)

Question 448363: if log 3=m and log7=n write expressions in terms of m and n for :
b) log81/7 c)log3squareroot7 d) log6300
Click here to see answer by lwsshak3(6509)

Question 447553: solve 5^6^x = 112
Click here to see answer by lwsshak3(6509)

Question 447438: To pay the tuition for medical school, Melissa borrowed $8400 in student loans her first year. The loan is for seven years at an annual interest rate of 3.4% with interest compounded semiannually. What will be the amount of principal and interest in seven years?
Click here to see answer by lwsshak3(6509)

Question 450096: Log^5m=3
Click here to see answer by Alan3354(30993)

Question 449991: log5 xy
Click here to see answer by Alan3354(30993)

Question 450128: Hi, I'm Ali. I need some help understanding how to simplify and solve logarithms. It's really confusing me and my teacher isn't doing much to help.
Ex:
1) log(2)xy-log(2)x^2
How would you simplify this???
Click here to see answer by ewatrrr(10682)

Question 450292: 3 In 5
Click here to see answer by rfer(12662)

Question 450326: what is the anser to all are in bases of 5 log(base5) (5X-27) = log(base5) 12 - log(base5)3, could you show the work on solving it too? thank you!
Click here to see answer by stanbon(57361)

Question 450359: Please help me with the logarithm:
12
----------------- =6
1+5e^-2x
e=2.7818281828

Click here to see answer by Alan3354(30993)

Question 450523: Solve the logarithmic equation. Be sure to reject any value of x that produces the logarithmic of a negative number or the logarithm of 0.

[The 3 next to the second log is suppose to be a base.]
Type an integer or a fraction. Simplify your answer. Use a comma to seperate answers if necessary.
Click here to see answer by edjones(7569)

Question 450649: logbase10(n-3)=2
Click here to see answer by edjones(7569)

Question 450683: write as a single log: 1/2log (x)-1/2log(y)-1/3 log(z)

Click here to see answer by stanbon(57361)

Question 450562: what is the answer and the steps to this equation?
(log(x-1)^2)^4+(log(x-1)^3)^2=25
Click here to see answer by lwsshak3(6509)

Question 450713: rewrite as a logarithmic equation
2^-4= 1/16
Click here to see answer by lwsshak3(6509)

Question 450378: what is log₅4+log₅2x=log₅24
(its log base of 5)
Click here to see answer by lwsshak3(6509)

Question 450350: can you help me condense this logaritm problem? I know to solve simpler ones but I dont understand these properties. Here is the problem
3log x - 2log y- 4log z
the letters go after but it is not the base of the problem
here is the work I have so far
log x^3 - log y^2 - log z^4
Click here to see answer by lwsshak3(6509)

Question 450668: Change to exponential form: Logbase2 4=Y
Click here to see answer by ankor@dixie-net.com(15656)

Question 450990: what is x+1/3 = x+5/x?
Click here to see answer by rfer(12662)

Question 451052: (Log_a(8)/(Log_a (4)

Click here to see answer by robertb(4012)

Question 451124: Could you help me solve this problem please? It is on my homework sheet, however the teacher never taught us how to do it!
Express as a single logarithm: Loga 11 + Loga 35
Do you just add 11 and 35? Thank you!
Click here to see answer by nerdybill(6962)

Question 451051: (Log_a(8)/(Log_a (4)

Click here to see answer by nerdybill(6962)

Question 451051: (Log_a(8)/(Log_a (4)

Click here to see answer by Alan3354(30993)

Question 451125: Determine the positive solution to the following equation: log5(c - 2) + log5(c + 4) = 5. (Please round your answer to two decimal places.)
I really Need step by step please.
Click here to see answer by ewatrrr(10682)

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