Questions on Algebra: Exponent and logarithm as functions of power answered by real tutors!

Tutors Answer Your Questions about Exponential-and-logarithmic-functions (FREE)

Question 386882: how do you solve (8X+4)/(X^2+X)=1
Click here to see answer by robertb(5830)

Question 387062: express as an equivalent expression that is a single logarithm, and, if possible, simplify.
7log(base b)m+1/3log(base t)n
I changed it to log(base b)m^7+Log(base t)n^1/3 but i dont know what to do next since base are different
Click here to see answer by rapaljer(4671)

Question 387235: ok so im doing scientific notation and the problem is (4.0*10^3)^4iwent 3*4 which gave me 12 then i did 4.0*10 and got 40 so would my answer be (40)^12
Click here to see answer by Alan3354(69443)

Question 386744: Sovling inequalities: 2^(3n-1)>=(1/8)^n
Click here to see answer by robertb(5830)

Question 387777: 2=log42X + log4(x-2)
Click here to see answer by ewatrrr(24785)

Question 387834: log(7x+1)=log(x-2)+ 1
Click here to see answer by ewatrrr(24785)

Question 387862: 5 raised to log25(4X)=8
Click here to see answer by jsmallt9(3758)

Question 388039: 1. 8^2=64

Click here to see answer by solver91311(24713)

Question 388259: I need help on this question: If Logbase8(3)=p and logbase3(5)=q, express logbase10(5) in terms of p and q.
Click here to see answer by CharlesG2(834)

Question 368909: I understand how I arrived at the equation I just can't get my calculator to work. I'm not sure how to input it into my calculator but what I need to find is
log 81+ 2log 4
--------------
log 4-log 3
In words: Log eighty one plus two log four divided by log four minus log 3.
I have to find the decimal approximation to the nearest thousandth.
Thank You very much for your help.
Erica

Click here to see answer by Alan3354(69443)

Question 387354: express the logarithm in terms of log2M and log2N
Click here to see answer by Alan3354(69443)

Question 389459: Y^3-64
Factor the polynomial completely
Click here to see answer by ewatrrr(24785)

Question 389782: how do you solve this problem? :
solve for x: 6^3x = 30
Click here to see answer by lwsshak3(11628)

Question 385074: How do you solve 4^(8x)=7^(x+9) solve for x
Click here to see answer by lwsshak3(11628)

Question 389863: 4^(2x+7)=32^(x+3)

Click here to see answer by stanbon(75887)

Question 390118: i need help in solving log(base 3)x+log(base 3)(2x)-log(base 3)(x+3)=1
Click here to see answer by Alan3354(69443)

Question 390229: Suppose that you invest $100 at an annual interest rate of 4.8% compounded continuously. How much will you have in the account after 3 years to the nearest cent?
Click here to see answer by Alan3354(69443)

Question 390257: Solve y = log3243.
Click here to see answer by MathLover1(20850)

Question 390271: Took a Test the other day and got these 2 questions wrong i need help confused how to do them.
Simplify these 2 and show work so i can understand what to do with them later.
12^2/3 Possible answers are 2 3rd root of 6 4 4th root of 2
4 3rd root of 12 2 3rd root of 18

(4^2/3)^9/10 Possible answers are 5th root of 2 5th root of 4
2 5th root of 2 4 5th root of 4
hope this is enough info to help. Thank you for the help
Click here to see answer by edjones(8007)

Question 390371: sqrt(54)- sqrt(6)+sqrt(96)
Click here to see answer by jim_thompson5910(35256)

Question 390371: sqrt(54)- sqrt(6)+sqrt(96)
Click here to see answer by stanbon(75887)

Question 390446: How would i simplify (3x)^-1/3
Click here to see answer by stanbon(75887)

Question 390445: How would i simplify -x^2y^2 over x^1/2y^0
Click here to see answer by haileytucki(390)

Question 390374: x^5 over 8 -4=0
Click here to see answer by edjones(8007)

Question 390521: what are the steps on how to solve product of powers?
Click here to see answer by Jk22(389)

Question 391267: Use the exponential growth function P(t) = P0^e^kt where P0 is the initial population and P(t) is the population at time t, to determine the growth factor K of caribou in Canada that grew from 4700 in 1954 to about 472,000 in 1984
Click here to see answer by nerdybill(7384)

Question 391277: solve log(x+2)+log x= 3 log 2 as algebraically and solve for any extraneous solutions.
Click here to see answer by nerdybill(7384)

Question 391475: i need help on inverses and logaithms. y=log nine(x)... that nine is a small exponent on the botom right hand corner after log
Click here to see answer by stanbon(75887)

Question 391475: i need help on inverses and logaithms. y=log nine(x)... that nine is a small exponent on the botom right hand corner after log
Click here to see answer by solver91311(24713)

Question 391556: what would i do if i had (1/2) with a -4 as a exponent and i have no clue how to do this.. please help
Click here to see answer by Earlsdon(6294)

Question 391605: Please help me solve this equaion: (6^2pi)^.5
Click here to see answer by Alan3354(69443)

Question 391614: write an exponential function whose graph passes through the points (0,4) and (-2,100)
Click here to see answer by jsmallt9(3758)

Question 391773: how do you factor 27x to the third-8?

Click here to see answer by stanbon(75887)

Question 392212: (a4b-1)2 simplify expression completely
Click here to see answer by edjones(8007)

Question 392525: what is log4^(2x+3)=log5^(x-4)

Click here to see answer by Alan3354(69443)

Question 392549: rewrite the expression using radical notation (-6)^2/3
Click here to see answer by haileytucki(390)

Question 392547: rewrite the expression using rationalexponet notation
(^3squareroot of -9)^5
Click here to see answer by haileytucki(390)

Question 392819: Solve each equation using logarithms. If as answer is not exact give the answer to four decimal places
7x = 12

Click here to see answer by richard1234(7193)

Question 392804: Change Decimals Into Percents
.15

Click here to see answer by checkley79(3341)

Question 392821: (3p+5q) + (6p-4q)
Click here to see answer by stanbon(75887)

Question 392825: express 0.00000068 in scientific notation
Click here to see answer by richard1234(7193)

Question 392993: ^12 sqrt 64
Click here to see answer by jsmallt9(3758)

Question 393198: An exponetional function of the form f(x)=a times 2 to the x power passes through the point (3, 24 ) What is the function ?
Click here to see answer by ewatrrr(24785)

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