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)=50000(0.8)^x

Solution

inverse

f (x) = 50000 (0.8)^{x}

Solution

\frac{ln ( \frac{x}{50000} )}{ln ( 0.8 )}

Solution steps

y = 50000 \cdot 0. 8^{x}

Replace

x

with

y

x = 50000 \cdot 0. 8^{y}

Solve for

y, x = 500000. 8^{y}

\frac{ln ( \frac{x}{50000} )}{ln ( 0.8 )}

Graph

Popular Examples

domain of f(x)=sqrt(-x)-2

domain of (x-3)^2-9

slope of y= 1/3 x-2

inverse of f(x)=(4ln(x^2))/(e^2)

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=50000(0.8)^x ?
The inverse of f(x)=50000(0.8)^x is (ln(x/(50000)))/(ln(0.8))