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Popular >

domain of x/(x^2-9)

Solution

domain

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

Solution

x < - 3 or - 3 < x < 3 or x > 3

+1

Solution steps

Find undefined (singularity) points:

x = 3, x = - 3

The function domain

x < - 3 or - 3 < x < 3 or x > 3

Popular Examples

extreme-(2x)/((x+1)^2(x-1)^2)extreme points

- \frac{2 x}{( x + 1 ) ^{2} ( x - 1 ) ^{2}}

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

f (x) = x^{4} - 2

midpoint (-3,-5),(4,4)midpoint

(- 3, - 5), (4, 4)

distance (-2,1),(3,-1)distance

(- 2, 1), (3, - 1)

range of (8x)/(x^2+25)range

\frac{8 x}{x ^{2} + 25}

Frequently Asked Questions (FAQ)

What is the domain of x/(x^2-9) ?
The domain of x/(x^2-9) is x<-3\lor-3<x<3\lor x>3