en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

inverse of f(x)=2^x-4

Solution

inverse

f (x) = 2^{x} - 4

Solution

\frac{ln ( x + 4 )}{ln ( 2 )}

Solution steps

y = 2^{x} - 4

Replace

x

with

y

x = 2^{y} - 4

Solve for

y, x = 2^{y} - 4

\frac{ln ( x + 4 )}{ln ( 2 )}

Popular Examples

inverse of f(x)=\sqrt[3]{3x-2}inverse

inverse of y=sqrt(x^2-7x)inverse

y = x^{2} - 7 x

critical-2x^2+25x critical points

- 2 x^{2} + 25 x

intercepts of (2(-x^2-4))/((x^2-4)^2)intercepts

\frac{2 ( - x ^{2} - 4 )}{( x ^{2} - 4 ) ^{2}}

intercepts of f(x)=3x^3-12x^2-15x intercepts

f (x) = 3 x^{3} - 12 x^{2} - 15 x

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=2^x-4 ?
The inverse of f(x)=2^x-4 is (ln(x+4))/(ln(2))