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Popular >

inverse of g(x)=2^{-x}

Solution

inverse

g (x) = 2^{- x}

Solution

- \frac{ln ( x )}{ln ( 2 )}

Solution steps

y = 2^{- x}

Replace

x

with

y

x = 2^{- y}

Solve for

y, x = 2^{- y}

- \frac{ln ( x )}{ln ( 2 )}

Popular Examples

inverse of x/(x-9)inverse

\frac{x}{x - 9}

inverse of f(x)=(7x-17)/(12)inverse

f (x) = \frac{7 x - 17}{12}

inverse of 2^{x-2}-1 inverse

2^{x - 2} - 1

inverse of f(x)=1-\sqrt[3]{x-2}inverse

inverse of g(x)=2x-8 inverse

g (x) = 2 x - 8

Frequently Asked Questions (FAQ)

What is the inverse of g(x)=2^{-x} ?
The inverse of g(x)=2^{-x} is -(ln(x))/(ln(2))