en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Functions >

domain of f(x)=x+4/x

Solution

domain

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

Solution

x < 0 or x > 0

+1

Interval Notation

(- \infty, 0) \cup (0, \infty)

Solution steps

Find undefined (singularity) points:

x = 0

The function domain

x < 0 or x > 0

Graph

Popular Examples

midpoint (-2,-4),(3,-2)

mi d p o in t (- 2, - 4), (3, - 2)

inflection 1/(2sqrt(x))

in f l ec t i o n \frac{1}{2 x}

range of f(x)=-x^2+6x-1

r an g e f (x) = - x^{2} + 6 x - 1

extreme f(x)=(x^2+x+2)/(x-1)

e x t re m e f (x) = \frac{x ^{2} + x + 2}{x - 1}

inverse of f(x)=-x^2-4x-3

in v erse f (x) = - x^{2} - 4 x - 3

Frequently Asked Questions (FAQ)

What is the domain of f(x)=x+4/x ?
The domain of f(x)=x+4/x is x<0\lor x>0