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Popular >

inverse of-2^x

Solution

inverse

- 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 f(x)=((x-1)^3)/2-3 inverse

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

inverse of f(x)=5x+sqrt(x+26)inverse

f (x) = 5 x + x + 26

inverse of f(x)=(x^4-1)/5 inverse

f (x) = \frac{x ^{4} - 1}{5}

inverse of f(x)=x+20 inverse

f (x) = x + 20

inverse of f(x)=x+11 inverse

f (x) = x + 11

Frequently Asked Questions (FAQ)

What is the inverse of-2^x ?
The inverse of-2^x is (ln(-x))/(ln(2))