106 Answered Questions for the topic Logarithmic Equation

Logarithmic Equation

08/04/15

solve the equation
Log2(4-x)+log(4-x)log(x+1/2)-log2(x+1/2)=0
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Logarithmic Equation

07/15/15

how to solve this logarithm question
0=15000(1.003)^n - 71052.63((1.003^n)-1)
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Logarithmic Equation

06/04/15

Help solve
Log2 (3x+2) -log2 2=3
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Logarithmic Equation Logarithms

06/02/15

solve for the x
1.(x+2)log9=log243 2. (3x+2)log8=log32 3. (2x-3)log7=log50 4. (3x+2)log6=log100 
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Logarithmic Equation Logarithms

06/02/15

solve for x
1. 9 x+2=243   2. 8 3x+2=32   3. 4 (3)2x=24   4. 4 3x+2= 64 2x   5. 12= 4 3x  
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Logarithmic Equation

05/16/15

Logarithm (Exponential)
f(x) = 8e3x + 27e-3x . By using the substitution z= e3x solve, for x > 0, the equation f(x) = 35.
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Logarithmic Equation

05/11/15

Help with logarithms
64 - 3a =42
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05/04/15

Write the particular equation representing this data expressing air pressure as a function of altitude.
Climbing Mt. Everest is not an easy task! Not only is it a difficult hike, but the Earth’s atmosphere decreases exponentially as you climb above the Earth’s surface, and this makes it harder to... more
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Logarithmic Equation

04/29/15

rewrite the expression in term of ln
rewrite the expression in terms of ln log(13)4
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Logarithmic Equation College Algebra College Algebra Help

04/28/15

solve the logarithmic equation
1.) log3(x-3)=1+log3(x+1)   2.)lne3x-27=log1  
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Logarithmic Equation College Algebra Logarithms

04/22/15

log(log x)=4
It is supposed to be solved without a calculator! Please help! I am so confused. I thought the answer would be 10,000 (10^4), but it is not correct. 
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Logarithmic Equation

04/08/15

Solve for x
Log6(x-1)+ log6 (x-2) = 2log6 √6
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Logarithmic Equation Calculus Precalculus Solve Equation

04/03/15

Solve the logarithmic equation:
Solve the logarithmic equation:   log2(x - 1) - log2(x - 3) = log2(2x + 1) - log2(x + 3)
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Logarithmic Equation

03/30/15

Write the logarithmic equation as an exponential equation.
Write the logarithmic equation as an exponential equation.n = logb R1
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Logarithmic Equation

03/11/15

What is the answer of the logarithmic equation?
Solve the logarithmic equation. Give the answer to two significant figures. 3lnx+8=ln(3x)+12.18
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Logarithmic Equation

02/21/15

how do i solve this exponential problem 16^13x-11=256^6x-5 using logarithm?
 Need help solving for x using logarithm.
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Logarithmic Equation

02/18/15

t=g/w log(1+y/z) Make y the subjet of the formula
Given t=g/w log(1+y/z)       Make y the subjet of the formula. I am really battling with this equation, i know its simple, but i cannot see my faults
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Logarithmic Equation

01/19/15

using logarithms, what formula would be used to solve this word problem?
At what point does the compound interest on the national debt double the amount fromthe current year? The current national debt is $17,000,000,000. Solve algebraically andshow all of your work.... more
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Logarithmic Equation

10/31/14

how to calculate the equation
5.2405 = log((o.174-x)/x)
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Logarithmic Equation

10/02/14

- ln x= 1.572, x=?
When i calculate this i got - 1.48, but the answer is only 0.21
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Logarithmic Equation

05/29/14

What am I doing wrong
The original question is logbase5(2x+5)=3. I distributed to get log(base5)2x + log(base5)5. Using the law of logarithms, this would mean that this addition can be made into log(base5)10x by... more
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Logarithmic Equation

05/05/14

how to solve?
The symbol log x indicates that it is a base 10 logarithm. The solution of the equation log (x-1)=2 - log (25) is an integer. What is your answer? (Give number as an interger only)
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Logarithmic Equation

05/05/14

how to solve this equation?
Solve the equation: 7^(x+1)=4^2x. Round answer to 2 decimal places
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Logarithmic Equation

05/05/14

how to work this problem?
Write the solution of the equation log base 27 (4x-3)=1/3 as a number only. Round your answer to 1 decimal place.
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Logarithmic Equation

02/16/14

log (x + 16) = log x + log 16
4. Solve the logarithmic equation. Be sure to reject any value of x that is not in the domain of the original logarithmic expression. Give the exact answer.log (x + 16) = log x + log 16
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