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Popular Functions >

domain of (x+2)/(x-9)

Solution

domain

\frac{x + 2}{x - 9}

Solution

x < 9 or x > 9

+1

Interval Notation

(- \infty, 9) \cup (9, \infty)

Solution steps

Find undefined (singularity) points:

x = 9

The function domain

x < 9 or x > 9

Graph

Popular Examples

domain of arccos(1/(x-3))domain

arccos (\frac{1}{x - 3})

domain of (4-2x^2)/(x^2-4x+3)domain

\frac{4 - 2 x ^{2}}{x ^{2} - 4 x + 3}

domain of f(x)=2x^2+x+10 domain

f (x) = 2 x^{2} + x + 10

domain of (9x+63)/(9x-7)domain

\frac{9 x + 63}{9 x - 7}

domain of 4x-20 domain

4 x - 20

Frequently Asked Questions (FAQ)

What is the domain of (x+2)/(x-9) ?
The domain of (x+2)/(x-9) is x<9\lor x>9