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find-a-solution-e-x-ln-x-




Question Number 191501 by normans last updated on 24/Apr/23
      find a solution;              e^x  = ln(x)
findasolution;ex=ln(x)
Commented by mehdee42 last updated on 24/Apr/23
this equation has no solution
thisequationhasnosolution
Commented by mehdee42 last updated on 24/Apr/23
Answered by Frix last updated on 25/Apr/23
e^x =ln x ⇔ x=e^x =ln x  x=e^x   (−x)e^(−x) =−1  x≈.318131505205±1.33723570143i
ex=lnxx=ex=lnxx=ex(x)ex=1x.318131505205±1.33723570143i
Commented by mehdee42 last updated on 28/Apr/23
?! e^x =lnx⇔x=e^x =lnx ?!
?!ex=lnxx=ex=lnx?!
Commented by Frix last updated on 13/May/23
f(x)=f^(−1) (x) ⇒ x=f(x)=f^(−1) (x)
f(x)=f1(x)x=f(x)=f1(x)

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