What is the domain of f(x)=(x-7)/(x+12) ?

The domain of f(x)=(x-7)/(x+12) is x -12

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domain of f(x)=(x-7)/(x+12)

domain

f (x) = \frac{x - 7}{x + 12}

x < - 12 or x > - 12

Interval Notation

(- \infty, - 12) \cup (- 12, \infty)

Solution steps

Find undefined (singularity) points:

x = - 12

The function domain

x < - 12 or x > - 12

What is the domain of f(x)=(x-7)/(x+12) ?
The domain of f(x)=(x-7)/(x+12) is x<-12\lor x>-12