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 23608: how would you solve this and what would be your steps?

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Question 23612: how would you solve this and what would be your steps?

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Question 23630: (9x^-12y^6)(-4xy^7)
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Question 23628: how would you solve this problem?

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Question 23627: how would you solve this problem?

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Question 23981: simplify...

thnaks.
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Question 23985: solve for x.

zero point six ^ negative x equals four
thanks>> my # keys arent working!!!
Click here to see answer by longjonsilver(2297)

Question 23978: Evaluate:

no clue how to do it. :-(
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Question 23972: Evaluate Each expression to the nearest thousandth.

I don't even know where to start. Do you use the natural log? I"m confused.
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Question 24188: please solve this problem. solve 1/8x=-1
Click here to see answer by Alwayscheerful(414)

Question 24245: 2 Loga X + Loga 2 = Loga (5X+3)
I thought:
X^2 + 2 = 5X+3
X^2 - 5x - 1 = 0
but the answer is suppose to be 3. Don't understand how. Thanks
Click here to see answer by venugopalramana(3286)

Question 24363: I need to find the domain, x-intercept, and vertical asymptote of the equation
y=-log3^x+2. First, i changed it into exponential form so that it was -3^y-2=x and tried to solve for the x-intercept. however, i got (-1/9,0) even thought the answer is supposed to be (9,0). Please help me, I need this answer today!
Thanks
Click here to see answer by venugopalramana(3286)

Question 24381: I was doing my homework and came across a problem. Can you help me. Logarithmic properties.
logsub3 12to the power of 5/6 Xto the power of 9
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Question 24516: please help me with this problem:
- x
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Question 24513: Please help me with this problem:
3 divided by 3
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Question 24630: Could you please help me with this problem i dont understand it
-5 3/4
use f(x)=4x and g(x)= x
f(x)divided by g(x).
-5 3/4
and this problem f(x)times g(x) i dont know what to do after this(4x ) (x )
Click here to see answer by stanbon(57307)

Question 24632: Could you please help me with this problem
Find the inverse of f(x)=
thanks
Click here to see answer by rapaljer(4667)

Question 24636: Could you please help me with this problem
Use f(x)=4x to the -5 power and g(x)= x to the 3/4 power
f(g(x))
and g(f(x))
Click here to see answer by longjonsilver(2297)

Question 24631: Could you please help me with this problem i dont understand it
use f(x)= and g(x)= x to the 3/4 power
f(x)divided by g(x).

and this problem f(x) g(x)

Click here to see answer by stanbon(57307)

Question 24831: the equation i have is . i'm not sure how to set it up so that i can find the r base of the log.
Click here to see answer by AnlytcPhil(1276)

Question 25293: Solve each logarithmic equation. Check each solution.
1. log 3x=2 2. 4log x=4 3. log(3x-2)=3 4. 2logx -log5=-2

5. log 8 - log 2x=-1 6. log(x+21)+logx=2

I have a hard time understanding algebra period because of lack of training that was given to me. So you coul be my permanet helper if you like!.! It's six problems if you wouldn't mind.

Click here to see answer by AnlytcPhil(1276)

Question 26290: how do you solve the Qudadratic Expression 16x^2-80x-12
Click here to see answer by longjonsilver(2297)

Question 26254: How do you solve this problem?
The cube root of (9x + 19) = x + 1
I know that it would be simplified to 9x + 19 = (x + 1)^3, but how do you cube a binomial?
Click here to see answer by venugopalramana(3286)

Question 26367: how do I solve this problem:
(1/2)log r+ (1/3)log s- (1/4)log t

Click here to see answer by stanbon(57307)

Question 25822: find a formula for the exponential function f(x)=ab^x satisfying the given conditions:
f(3)=-3/8
f(-2)=-12
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Question 26618: How do you solve 7b-3=c
------
4
Click here to see answer by longjonsilver(2297)

Question 25734: How do i solve the integral of sin(60t)e^(20t)
Click here to see answer by venugopalramana(3286)

Question 27876: Could you please help me with this problem
Solve for x
3 to the x power = 10
Click here to see answer by bmauger(101)

Question 27874: Could you please help me with this problem
Solve for x
Ln ( 5-x)=12

Click here to see answer by sdmmadam@yahoo.com(530)

Question 27873: Could you please help me with this problem

Solve for X:
Log 5x+ log (x-1)=2
and with this one log(2x+10)=log 4x
Click here to see answer by sdmmadam@yahoo.com(530)

Question 27875:
Could you please help me with this problem:
Solve for x

10 to the x power + 4= 10
Click here to see answer by AnlytcPhil(1276)

Question 27976: Could you please help me with this problem

Use: log of 3 in base x = .275 and log of 5 in base x = .732
Find: log of 15 to the 2 power in base x

Click here to see answer by venugopalramana(3286)

Question 28006: what is A to the exponent 0
Click here to see answer by Earlsdon(6287)

Question 27995: solve for the variable 5(x-7) to the fourth power= 1000
Click here to see answer by bmauger(101)

Question 27975: Could you please help me with this problem
Solve for x
log( 2x+10)=log 4x
Click here to see answer by sdmmadam@yahoo.com(530)

Question 27974: Could you please help me with this problem
Simplify expression
e to the 3x power over e to the x+2 power
Click here to see answer by longjonsilver(2297)

Question 27973: Could you please help me with this problem
Simplify expression

ln times 1 over e to the 5 power

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Question 27942: 6x^0+(6x)^0
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Question 28063: i doubt this is in the right category, but i have no idea what i am doing.
If and (a+b)^3, then ab(a
+b)=????
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Question 28295: 2ln(-x)+7=14
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Question 28293: ln x + ln(x-2) = 1
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Question 28457: solve: 2^(x+1) * 8^(-x)=4

Click here to see answer by sdmmadam@yahoo.com(530)

Question 28485: solve these
2log4x-log16=1
3lnx+lnx=4
3(x)=243
e(x+4)=48
Click here to see answer by sdmmadam@yahoo.com(530)

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