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Popular >

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

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

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

shift tan(x-pi/2)shift

tan (x - \frac{π}{2})

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

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

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

f (x) = x (x - 2)

inflection 1/(2sqrt(x))inflection points

\frac{1}{2 x}

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