441 Answered Questions for the topic Logarithms

Logarithms Precalculus Log

04/19/17

#### evaluate log expression

log x^(6/5)*y^(4/5) given that log x=2, log y =3. log 2 =0.3, and log 3=0.48 the answer is 24/5 but I dont know what to do after getting rid of the radical
Logarithms

04/17/17

#### Why does log(25^1/2) covert to log(*square root*25)

So there's this question. It's 1/2log(25)+log(4). Then we convert it to log(25^1/2) + log (4). But then the log converts to the square root of 25 from log(25^1/2). Why? And what does that mean if,... more

04/16/17

#### Some logarithms. Falling behind and not really sure how it works completely.

So, in all, I'm really just asking how I would use log in general. (Please answer in a 'for dummies' format please! :) Not exactly the best with the vocabulary!) Due to some research, I've learned... more
Logarithms

04/11/17

logb(sqrt 128/3)
Logarithms

04/06/17

#### Expand log2(8x)

I have to expand and simplify the logarithm log2(8x)
Logarithms College Algebra

03/29/17

#### approximate logarithm

approximate logb 15b given that logb3≈2 and logb5≈5
Logarithms

03/28/17

#### Consider the exponential equation ^6(sqrt729)= 3

Its equivalent logarithmic form is   b= x= y=
Logarithms

03/24/17

Logarithms

03/19/17

#### Prove the quotient law of logarithms by applying algebraic reasoning.?

Prove the quotient law of logarithms by applying algebraic reasoning.?
Logarithms Algebra 2 Log

03/19/17

#### Logarithmic Equation

log(1-y) + log(4-y) = log(18-10y)
Logarithms

03/17/17

#### a town's population is projected to grow 2.4 percent a year. How will its population size compare to its current population 25 years from now?

This an from a works sheet about logarithms and I am so confused.
Logarithms Algebra 2 Algebra

03/16/17

#### Logarithmic Equation

The log base b of 5th root b squared is x
Logarithms Algebra2

02/28/17

#### Explain why log (5 • 2) is not equal to log 5 • log 2.

How are they not equal to one another. Please explain why. Thank you!
Logarithms

02/20/17

#### How do I find x, with the steps required to do so?

I've been studying all night (and unit) for a test on logarithms tomorrow, but it doesn't make sense. I get the most basic concepts, but things like finding x as an exponent don't make sense. For... more

#### Log problems and solving

Leave as a simplified fraction  a) 3=log sub 9(x/729) b)log sub 4y=1/3log sub 4(1728) - log sub 4(8)+log sub 4(14) c) write in log form: e^.23=1.259
Logarithms Algebra 2 Math Help

01/29/17

Log11m^7-33=-20

01/29/17

#### Using a one-to-one function encode the word logarithms

A B C D E F G H I  J    K   L   M 1 2 3 4  5 6 7 8 9 10 11 12 13N   O   P   Q    R   S   T   U   V   W  X   Y   Z 14 15 16 17 18 19 20 21 22 23 24 25 26
Logarithms Algebra 2

01/29/17

#### Algebra 2 logs

-1/4logw=log1-2log7 how to solve ?

01/29/17

#### Log problem

On a graph, graph the function f(x)=a^x and g(x)=log sub a x when a=2, a=.5 and a=1. how many points of intersection does each value of a produce ?
Logarithms

01/17/17

#### log base 27 of t squared minus log base 3 of t=4. Solve

logarithims simplification and expansion
Logarithms

12/16/16

#### What is the process of solving this question?

I have a handful of questions like these that I have to do and if someone can walk me through one of them, it would really help me get them done. A scientist begins with 100 mg of a radioactive... more

12/11/16

#### Help with math

How do I write this as a logarithmic equation?    5-3  =  1/125
Logarithms

11/30/16

#### College Algebra

Use the change of base theorem to find an approximation to four decimal places for each logarithm    log29   log1/32   logthe square root of 195
Logarithms

11/30/16

#### College Algebra

Find the [H3O+] for each substance with the given pH   drinking water 6.5
Logarithms

11/30/16

#### College Algebra

For each substance, find the pH from the given hydronium ion concentration     limes, 1.6 x 10^-2

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