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Popular >

inverse of f(x)= 1/(1+e^x)

Solution

inverse

f (x) = \frac{1}{1 + e ^{x}}

Solution

ln (\frac{1}{x} - 1)

Solution steps

y = \frac{1}{1 + e ^{x}}

Replace

x

with

y

x = \frac{1}{1 + e ^{y}}

Solve for

y, x = \frac{1}{1 + e ^{y}}

ln (\frac{1}{x} - 1)

Popular Examples

inverse of f(x)=2ln(x^3)inverse

f (x) = 2 ln (x^{3})

inverse of h(x)= 3/(-x-2)inverse

h (x) = \frac{3}{- x - 2}

inverse of 1/2 x+3 inverse

\frac{1}{2} x + 3

inverse of f(x)=2^{x-1}+3 inverse

f (x) = 2^{x - 1} + 3

inverse of f(x)=3x+21 inverse

f (x) = 3 x + 21

Frequently Asked Questions (FAQ)

What is the inverse of f(x)= 1/(1+e^x) ?
The inverse of f(x)= 1/(1+e^x) is ln(1/x-1)