Questions on Algebra: Logarithm answered by real tutors!

Tutors Answer Your Questions about logarithm (FREE)

Question 201583: Sorry I submitted my problem wrong, the question is ln(4x)=ln(x+5) can you help with this problem, please?
Click here to see answer by jim_thompson5910(28699)

Question 201623: write 5log(3x-11)-7log(x)as a single logarithm
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Question 201623: write 5log(3x-11)-7log(x)as a single logarithm
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Question 201623: write 5log(3x-11)-7log(x)as a single logarithm
Click here to see answer by RAY100(1637)

Question 201699: x^2 + 2^x = 101
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Question 201781: Graph y=log(subscript 3)(x). PLEASE HELP.
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Question 201883: I am having a hard time solving this problem. Need some assistance.
Problem: The acceleration a(in m/s2power) of an object is a=(t+4)-1power. What is the velocity for t = 4s, if the initial velocity is zero.

Thank you,
Jimmy
Click here to see answer by vleith(2825)

Question 202035: solve for x
log4(x+4)-log4(x-1)=3
Click here to see answer by nerdybill(7003)

Question 201673: Use logarithmic properties to expand the expression, ln(e^3y/x^2), as much as possible.
Click here to see answer by Earlsdon(6294)

Question 201485: Use the compound interest models A=P(1+r/n)^nt and A=Pe^rt to answer this question. Suppose you want to invest $5000. What investment yields the greater return over 5 years: 4.5% compounded quarterly or 4% compounded continuously? How much more, to the nearest dollar, is yielded by the better investment?
Click here to see answer by scott8148(6628)

Question 202240: If 3^x=17, then x equals what?
Click here to see answer by RAY100(1637)

Question 202241: Which one of the following is true? (1) log(7+3)=log7+log3 (2) (log10)^3=3log10 (3) ln(7e^10)=10+ln7 ? HELP.
Click here to see answer by Theo(3504)

Question 202239: Solve for x: log(subscript5)(x)=-2. thanks.
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Question 202237: Solve for x: log(2x-3)=logx+log(x-2) thanks.
Click here to see answer by Earlsdon(6294)

Question 202362: If Log N = 4 then Log10N is _________
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Question 202341: logbase3(x+6)+logbase3(x)=3
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Question 202615: Q. Find the value of the expression
+

My attempt (I would be only writing a select few steps, missing the unnececarry ones)

=

=

=

=

=

I'm confused as to how to procede now!
btw. The answer is 1/6......I just don't know how to get there!
Click here to see answer by jim_thompson5910(28699)

Question 202660: Hi, could you help me to solve these equations?
2^(2x+1) - 10.2^x=-12
log(4,[log(4,(log4,x))])=0
1/3.log(20,2x-1)=log(20,11)-2.log(20,(2x-1)^(1/3))+log(5,(log7,7))

Click here to see answer by jim_thompson5910(28699)

Question 202664: could sombody help me to solve it?
1/3.log(20,2x-1)=log(20,11)-2.log(20,(2x-1)^(1/3))+log(5,(log7,7))
Click here to see answer by jim_thompson5910(28699)

Question 202703: could you help me about this?:)
log(3,log(4,log(5,x)))=0
Click here to see answer by Edwin McCravy(8999)

Question 202712: Hi, could you please help me to find the domain of the following function?
y= log[(x^2 - 4)/x]
Click here to see answer by jsmallt9(3296)

Question 202715: What does it mean and how can I solve it in a equation?
(log(2,x))^2
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Question 202713: Hi, could you please help me to solve the following equation?
log(3,x).log(9,x).log(27,x)=4/3
Click here to see answer by jsmallt9(3296)

Question 198395: Find the pH of a substance of your choice that is alkaline (basic). Using this pH, show how to find the hydrogen ion concentration, [H+], of the substance using the formula. Discuss the meaning of pH and [H+], the pH scale and why your chosen substance is alkaline. Use scientific notation or enough decimal places so that your answer has at least 3 place values.
Click here to see answer by jsmallt9(3296)

Question 202643: Solve. Log (〖3x〗^2 + 2x +2)=0.84509
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Question 202792: plzzz help...

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Question 202608: Question: Find the domain of f(x)=log subscript2(6-x). (1)(2,6) (2)(-infinite, 6) (3) (6,infinite) (4) (-6, infinite) which one? thanks for your help.
Click here to see answer by jsmallt9(3296)

Question 202830: Given Log(x)=3, Log(y)=4 and Log(z)=10, Find Log(x^2y/z)
Click here to see answer by stanbon(57949)

Question 202831: Solve.
log (subscript 2)(2x+2)=4
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Question 202831: Solve.
log (subscript 2)(2x+2)=4
Click here to see answer by jsmallt9(3296)

Question 202843: Given Log(a)=0.0441 and log(b)=0.7964; find Log[sqrt a/b] (find log square root of (a) over (b).
Click here to see answer by jim_thompson5910(28699)

Question 202848: Write as a single Logarithm: [ln(2) + ln(3) + ln(5)]- ln(7)
Click here to see answer by jsmallt9(3296)

Question 202849: Find:
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Question 202882: Solve. Ln(2x^2+0.5)=0
Click here to see answer by stanbon(57949)

Question 202904: Write the expression as a single logarithm: 2lnx-3lny. Would it be (1) ln(2x/3y) (2)ln(x^2/y^3) (3)6ln(xy) (4) ln(x^2-y^3)?
Click here to see answer by solver91311(17070)

Question 202905: Using the properties of logarithms which single term does not contain a logarithm: e^ln(3x^5). (1)3x^5, (2)x^15 (3) x^8 or (4) x^5/3?
Click here to see answer by jsmallt9(3296)

Question 202925: Solve the logarith equation log(4)x=3
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Question 202925: Solve the logarith equation log(4)x=3
Click here to see answer by Earlsdon(6294)

Question 202924: Solve: log(5) (2x-7)=3
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Question 202936: The exact solution for 12^sqrt of x =35
a. x= ln(35)/ln(12)^2
b. x= ln(12)/ln(35)^2
c. x= ln(35)/ln(12)^1/2
d. x= ln(12)/ln(35)^1/2
Click here to see answer by solver91311(17070)

Question 202937: Rewrite the logarithmic equation log(10) (3)=04771 as a exponential equation by using the definition of the logarithm
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Question 202939: Solve:29=3e^2x
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Question 202938: Write as a sum or difference of individual logarithms of x, y, and z: log(a)(x^4/yz^2)
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Question 202938: Write as a sum or difference of individual logarithms of x, y, and z: log(a)(x^4/yz^2)
Click here to see answer by RAY100(1637)

Question 202934: What is [H3O^+] of the strongest acid?
a. 1E0 moles/liter
b. 1E-1 moles/liter
c. 1E1 moles/liter
d. 1E-2 moles/liter
Click here to see answer by jsmallt9(3296)

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