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Popular >

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

Solution

inverse

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

Solution

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

Solution steps

y = 2^{1 - x}

Replace

x

with

y

x = 2^{1 - y}

Solve for

y, x = 2^{1 - y}

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

Popular Examples

domain of f(x)=x^2-16 domain

f (x) = x^{2} - 16

inverse of f(x)=e^{-x}+4 inverse

f (x) = e^{- x} + 4

asymptotes of y= 1/(x+5)asymptotes

y = \frac{1}{x + 5}

distance (-4,2),(2,-6)distance

(- 4, 2), (2, - 6)

intercepts of 2x^2-5x-4 intercepts

2 x^{2} - 5 x - 4

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=2^{1-x} ?
The inverse of f(x)=2^{1-x} is -(ln(x)-ln(2))/(ln(2))