en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Functions >

inverse of f(x)=0.9^x

Solution

inverse

f (x) = 0. 9^{x}

Solution

\frac{ln ( x )}{ln ( 0.9 )}

Solution steps

y = 0. 9^{x}

Replace

x

with

y

x = 0. 9^{y}

Solve for

y, x = 0. 9^{y}

\frac{ln ( x )}{ln ( 0.9 )}

Graph

Popular Examples

inverse of f(x)=2x+30

inverse of-sqrt(2x-8)

inverse of f(x)=(6x-7)/(2x-2)

inverse of x^2+2x-1

inverse of f(x)=(-x-3)/3

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=0.9^x ?
The inverse of f(x)=0.9^x is (ln(x))/(ln(0.9))