log² 16 = x
175 results
Algebra
expand log2 (8x^2+48X+72)

precalc
Solve the logarithmic equation for x. (Enter your answers as a commaseparated list.) log2(x + 17) − log2(x − 2) = 1 2 is the base for the log.

Math
I am lost!! Find the inverse function of f(x)=log2(4x) Thanks

Math
Log2 (x6) + log2 (x4)  log2 X=2

trig
solve for x log4 64+ log2 2 ________________ =x log3 81

pre cal
f(x)= log2 (x1).The vertical asymptote of the function f(x) has equation:?

Discrete Mathematics
If f(x) = log2 (x  2)3 and g(x) = log8 (x  2), when is (f + g)(x) = 0?

Mathematics
Solve for x if I: Log2(x²2x+5)=2 ii: Log 3(x²+2x+2)=0

add maths
Given that log2 3=h and log2 5=k, express log2 0.45 in terms of h and k.

mathematics
solve :log (12x10)=1+log2(4x+3)

Math
Evaluate 6 log2 ∛64 +10log3 (243)^1/5)

Math
log2√36  log2√72 I am not sure how to do this question. I need an explanation.

math/algebra
solve the equation log2(3x2)  log2 (x5)=4

Algebra II
Please check answers: Use the equation of the exponential function whose graph passes through the points (0,2) and (2,50) to find the value of y when x= 2. My answer: 2/25 Solve 64^x/=5/2 Thanks.

math
express log2+log3 as a single logarithm

Math
3logX  log6 + log2.4 = 9

maths
solve log2(x+1)log2x=2

Math  Logarithmic
Solve: 2^(5x6) = 7 My work: log^(5x6) = log7 5x  6(log2) = log7 5x = log7 + 6(log2) x = (log7 + log2^6) / 5 And textbook answer: (log7) / (log2) What did I do wrong?

Mathematics
Find x such that log3(2x1)=1+log2(x+1)?

math
solve the equation log2(x+4)log4x=2 the 2 and 4 are lower than the g This is what I got: log2(x+4)+log2(4^x)=2 log2((x+4)*4^x)=2 4^x(x+4)=4 x=0 is a solution???

math
simplify 2log4(9)log2(3)

Math
if log2(x 2) =2log2y express x in term of y?

Algebra II
Solve log2(7x3)>= log2(x+12) My work: 6x=15 x=15/6 x5/2 so my answer would be: x>= 5/2 Is this correct?

Algebra
Can someone help solve this step by step log2 4 + log2 (c9) = 5

Math
Log(x2)+log2=2logy

math
what is the solution for the logarithmic equation log2(x2+2x44)=2? x2=x squared

Logarithms
I'm working on logarithmic equations and I'm stuck on how my book arrives at the next step. First, they use the change of base formula on, log(sqrt(2))(x^3  2) (sqrt(2)) is the base,changing to base 2 log(sqrt(2))(x^3  2)= log2(x^3  2)/(log2(sqrt(2)) I

Math
log2(x) log2(7) does this equal 1?

calculus
log2^24  log2^3 = log5^x what is X? thanks

math
2+log2(x+2)=3

Algebra 2
Log² x + log² 3 = 1

Mathematics
The value of log2√3 1728=

Mathematics
Solve for X: (x6)log4=(3x)log2

pure math
2logy=log2+logx

math
write 5log2(4y) as a single quantity

math/algebra
find the domain of the function 1) f(x)= log2( 49x^2) 2) f(x)=In [1/x+5]

MATH
Solve: logx^3  log2 = log(2x^2)

Algebra
Write the logarithm in expanded form. log2(y^5)

Math
I don't understand how log2 √(1/2) turned into log2 2^(1/2). Quote: You will have to know the 3 prime properties of logs 1. logk (AB) = logk A + logk B 2. logk(A/B) = logk A  logk B 3. logk (A^n) = n logk A where k is any positive number , k ≠ 1 so

Math
I don't understand how log2 √(1/2) turned into log2 2^(1/2). Quote: You will have to know the 3 prime properties of logs 1. logk (AB) = logk A + logk B 2. logk(A/B) = logk A  logk B 3. logk (A^n) = n logk A where k is any positive number , k ≠ 1 so

Math
I don't understand how log2 √(1/2) turned into log2 2^(1/2). Quote: You will have to know the 3 prime properties of logs 1. logk (AB) = logk A + logk B 2. logk(A/B) = logk A  logk B 3. logk (A^n) = n logk A where k is any positive number , k ≠ 1 so

Urgent math
i need help with these two homework problems Use the Laws of Logarithms to combine the expression into a single logarithm log2 5 − 5 log2 x + 1/2 log2(x + 1) Solve the logarithmic equation for x log2(x + 2) + log2(x − 1) = 2

Math
Hello! Could someone please take a look at the problem below and let me know if I made mistakes in simplifying the given equation? I'm quite certain that I did make a mistake somewhere because the original equation and its simplified form give different

math30
1.Use the laws of logarithms to express log2 (6) â€“ log2 (3) + 2log2 (8)^1/2 as a single logarithm; then evaluate. 2. For logy = log(0.5x â€“ 3) + log2, express y as a function of x.

precalculus
find the exact value of the following logarithm. Use the properties of logarithms show all work. log2 34log2 17 (Those are little two's)

Math
Hi! Could someone possibly help me solve this?; log2(x+4)=log2(x^2+2). For my answer, I got "All Real Numbers" or x=0 but I'm not sure if that's right. Thanks a bunch! :)

Math
Hi! Could someone possibly help me solve this?; log2(x+4)=log2(x^2+2). For my answer, I got "All Real Numbers" or x=0 but I'm not sure if that's right. Thanks a bunch!

algebra/please can you ck my answers
Tell what the output value is for the function machine for the given values. log 16.9=1.23 log2^152=9 log2^1=0 log0.046=1.34 thank you

algebra
Solve for x 1. log5 X=3 2. Log2 16log2 =x 3. Log9 6561=x

Math
Can someone solve this showing the steps involved 4^log2(2^log2 5)

Math
Need help solving for x with work shown 2log6(4x)=0 Log2(x)+log2(x3)=2

Pre Cal
Been trying to solve this equation and I keep getting 3...any advice would be appreciated log2 (x+5)=4+log2 (x1)

Algebra 2
solve log2(3x1)log2(x1)=log2(x+1) i have absolutely no idea how to solve this. can anyone help me, please?

Algebra
Solve the logarithmic equation. log2(4x)log2(x+3)=1

Precalculus
More log/exponential equations log2 x + log2(x+2) =3

AP Math
Solve: log2(2x^2)[log2(16x)]= 9/2log2x

Math
1. The sequence log2 32, log2 y, log2 128, ... forms an arithmetic sequence. What is the value of y? 2. If log a^2 b^3 = x and log (a/b) = y, what are the values of log a and log b?

Math
The problem I have to solve is log with base 2 ^6 multiply by log base 6 ^ 8. I use the change of base formula and got log6/log2 * log8/log6 Which become log6/log2 * log2()^3/ log 6 I'm stuck here thanks.

calculus
Solve the equations i) log2(x + 2) + log2 x = 3. ii) 25^x + 5^x+1 + 6 = 0.

Math
How do you solve: log2(x1)+log2(x2)=1 I got up to x^23x=0 Is it no solution or does it become x(x3)? Thanks!

Math Help
Solve for x: 1.) ln√x8=5 2.) log2x+log2(x+2)=log2(x+6)

Urgent Math Help
Solve for x: 1.) ln√x8=5 2.) log2x+log2(x+2)=log2(x+6)

math30
Solve log2(x1) = 5log2(x+3) for x. base 2.

maths
1.Log10(x²12x+36)=2 2.log4 log3 log2 x=0 3.log3 [log9x+1/2+9x]=2x 4.2log4(44)=4log2(2x)

College Algebra (pt.2)
Hey, I would love if someone could please look over my answers. I just learned this yesterday and want to make sure I did my hw correct. Thanks!!! Solve for x. Round answers to four decimal places where appropriate: 6. ln(5x3)=0 ans= x=3/5 7. log5^x=3

Algebra 2
Express as a logarithm of a single number or expression: 1. 5log4^p+log4^q 2. log10^x4 log10^y 3. 4log3^A1/2 log3^B 4. log5^M+1/4 log5^N 5. log2^M+log2^N+3 6. log5^xlog5^y+2 7. 13 log5^x 8. (1+log9^x)/2 I need to see all of the steps. Thanks

Math Algebra 2
How do I put log in a TI84 calculator. #1.Express the logarithm in terms of log2M and log2N: log2(MN)4 #2. Express the logarithm in terms of log2M and log2N: log2 the cube root of M2N #3. Express the logarithm in terms of log2M and log2N: log2 (M/N)7 #4.

Trigonometry
Every point (x,y) on the curve y=log(3x)/log2 is transferred to a new point by the following translation (x′,y′)=(x−m,y−n), where m and n are integers. The set of (x′,y′) form the curve y=log(12x−96)/log2. What is the value of m+n? Details

maths pls help
1. Solve the following simultaneous equations: log2 xy = 7 log2 (x^2/y) = 5 2. If log y x =a and log z x=b where x is not equal to 1, express the following in terms of a and b: logy (yz) Solve the following simultaneous equations: y = 2 log3 x y+1 = log3

PreCalculus  Reiny
Reiny you helped me with this logarithm yesterday: How did you write it out as log2 ( √A / B^3 ) Laws of logarithms combine, write as a single logarithm Need help on this question please, Im stuck, don't know where to go abouts from here: I did it on

precalc
I don't understand how to do these w/o calc. I tried to write it in a way that will make someone understand how to read it. Hope I typed it clear enough.Thanks so much for the help anyone! How to find the exact value of logarithm: 10. log5^100 log5^4 11.

Algebra
LOG2 (X+3)= LOG2 (4X24) THANKS

Math
2=log2(4)

final review help
log2 64 and 2^x = 40

Algebra 2
log² 16 = x

Algebra2
log2(x+8)log2(5)=4

Maths
Log2^64?

math
What is log2.135?

math
help please 1. log2 x=1/2 2. log√x=1 3. lnx=1+ln(x+1)

Calculus
simplify log2(4x^2 2^x)

math
I need help here log2^(3) + log4^(7)

Basic mathematics
log2+3log24log7

MATH
Solve: (log2 8)^x  (log9 3)^x+1 = 0

math
a) Log2(x^2 – 9/x^3)^3

Mathematics
Log2=0.3010 Simplify .075log15

math
Can someone solve this and explain it please 4^log2 (2log2 5)

Math
f(x) = log2(x – 3) + 1. How do I find the Domain and Range?

math againnn!
Solve for x: 2log(3x) = log2 + log(222x)

Algebra 2
Solve the equation log2(x^220)  log2X =3 the two is the base*

maths
integrate logx/x^2 from 1 to 2 my answer is (log21)/2 is it correct or not?????

kampala
given that equation 2logx +log2= log5+10.solve for x

Math
log2(3sinx)=2log2(cosx)+1 solve for x

Algebra 2
Can In 5 + log2 10 be written as a single logarithm? Explain.

Algebra
(log base 2, cube root of 2) log2(2^1/3)

Algebra ck to see if I did it correclty please
find the exact x log6^36 x= 2 log2^4 x= 2 log3^81 x= 4 Thank you for your help. I am trying.

Math
please help find the inverse function f1(x) if f(x)=10^(3x) f(x)=log2(4x) Thanks a lot

CALC
Solve the Equation: 1. 2^x + 2^x = 5 2. Log2x + log2(4 – x) = 0 thanks. i'm not sure how to approach this at all.

algebra
Expand the expression log2(square root of 2x/2)

calculus
Suppose that log2 = a and log3 = b Solve for x in terms of a and b: 6^x = 10/3  6^x

college algebra, Please help!!
solve the following logarithmic equation 2log2(lower than g)^(x2)+log2^2=3 x=?
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