A Radical Logarithmic Equation

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SyberMath

SyberMath

Күн бұрын

Пікірлер: 16
@freddyalvaradamaranon304
@freddyalvaradamaranon304 5 ай бұрын
Interesante ejercicio ecuacion exponencial con logaritmos, muchas gracias por compartir tan buena explicación. 😊❤😊
@rajkote29
@rajkote29 5 ай бұрын
I love your videos you deserve a million subscribers
@devondevon4366
@devondevon4366 5 ай бұрын
100 Answer x^log sqrt x = 100 square on both sides sqrt x ^ log x = 100 as a^log b = b^ log a as log 5 ^ log 6 = log 6^ log 5 log sqrt (x ) 100 = log x change from exponential form to log form Log x 10,000 = log x (square the base and the argument) as log 16/ log sqrt 4 = log 256 / log 4 log 10,000/ log x = log x / log 10 log 10,000 * log 10 = log x * log x cross multiply 4 = log x^2 4 = 2 log x 2 = log x divide both sides by 2 10^2 = x Answer change to exponential form 100 = x
@yifengxiao
@yifengxiao 5 ай бұрын
simply use the properties of logarithm, log√x=(1/2)logx, then easily obtained (1/4)logx.logx=1(log10), it follows that logx=± 2.
@stefanoskatharopoulos9173
@stefanoskatharopoulos9173 5 ай бұрын
Since you asked which method I liked best, I can't saywhich. They were both grade.
@roberttelarket4934
@roberttelarket4934 5 ай бұрын
It’s all about you SyberMath guy!
@rakenzarnsworld2
@rakenzarnsworld2 5 ай бұрын
x = 10^2 or 10^(-2)
@ilanbar1970
@ilanbar1970 5 ай бұрын
I like more the 2nd method..
@maxhagenauer24
@maxhagenauer24 5 ай бұрын
sqrt( x^log(sqrt(x)) ) = 10 => ( sqrt(x) )^log(sqrt(x)) = 10 y = sqrt(x) y^log(y) = 10 ( log(y) )^2 = 1 log(y) = ±1 y = 10, 1/10 10 = sqrt(x), 1/10 = sqrt(x) x = 100, 1/100
@devondevon4366
@devondevon4366 5 ай бұрын
100
@scottleung9587
@scottleung9587 5 ай бұрын
I also got 100 and 1/100.
@trojanleo123
@trojanleo123 5 ай бұрын
x = 100 or x = 1/100
@roberttelarket4934
@roberttelarket4934 5 ай бұрын
No it’s not my birthday.
@prollysine
@prollysine 4 ай бұрын
sqrt(x^(log(x^(1/2))))=10 , ()^2 , x^(log(x^(1/2)))=100 , (log) , log(x^(1/2))*log(x)=log100 , / log100=2 / , (1/2)log(x)*log(x)=2 , (log(x))^2=4 , (sqrt) , log(x)=2 , / log -> only the positive result / , 10^(log(x))=10^2 , x=100 , / 10^(log(x))=x , / test , sqrt(100^(log(sqrt100))=sqrt(100^log(10)) , /log(10)=1 / , sqr((100)^1)=10 , same , OK ,
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