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Popular >

inverse of f(x)=-2^x

Solution

inverse

f (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

domain of-x^2+6x+1 domain

- x^{2} + 6 x + 1

inverse of 1000x^3 inverse

1000 x^{3}

domain of f(x)=(1-6x)/(1+7x)domain

f (x) = \frac{1 - 6 x}{1 + 7 x}

domain of x^2-8x+16 domain

x^{2} - 8 x + 16

slope of 6x+1(1)slope

6 x + 1 (1)

Frequently Asked Questions (FAQ)

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