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)=-2x-1

Solution

inverse

f (x) = - 2 x - 1

Solution

- \frac{x + 1}{2}

Solution steps

y = - 2 x - 1

Replace

x

with

y

x = - 2 y - 1

Solve for

y, x = - 2 y - 1

- \frac{x + 1}{2}

Popular Examples

inverse of f(x)=-x+1 inverse

f (x) = - x + 1

inverse of f(x)=(10x+4)^3 inverse

f (x) = (10 x + 4)^{3}

domain of f(x)=sqrt((x-1)/(x+4))domain

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

inverse of f(x)=-3+3x^3 inverse

f (x) = - 3 + 3 x^{3}

domain of f(x)=sqrt(4-t)domain

f (x) = 4 - t

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=-2x-1 ?
The inverse of f(x)=-2x-1 is -(x+1)/2