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Popular >

domain of 3+9/x

Solution

domain

3 + \frac{9}{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

domain of f(x)=-1/6 x^2+100x domain

f (x) = - \frac{1}{6} x^{2} + 100 x

domain of (x+5)/(x^2+3x-18)domain

\frac{x + 5}{x ^{2} + 3 x - 18}

domain of 2^{1/(x-1)}domain

2^{\frac{1}{x - 1}}

domain of |x+1|+|x-1|domain

∣ x + 1 ∣ + ∣ x - 1 ∣

domain of f(x)=(x^4-1)/(x^2-1)domain

f (x) = \frac{x ^{4} - 1}{x ^{2} - 1}

Frequently Asked Questions (FAQ)

What is the domain of 3+9/x ?
The domain of 3+9/x is x<0\lor x>0