SOLUTION: what is the inverse function of *e= refers to the number y= 1+ e^x / 1- e^x

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Question 53405: what is the inverse function of
*e= refers to the number
y= 1+ e^x / 1- e^x
Answer by venugopalramana(3286) About Me  (Show Source):
You can put this solution on YOUR website!
what is the inverse function of
*e= refers to the number
y= 1+ e^x / 1- e^x
(Y-1)/1 = E^X/(1-E^X)
(Y-1)/(Y-1+1)=E^X/(E^X+1-E^X)
(Y-1)/Y=E^X
X= LN{(Y-1)/Y}
HENCE INVERSE FUNCION IS
LN{(X-1)/X}