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Given the function, find it's domain.

`f(x) = (8 x+13)/(x^2 -3 x -70)`

The domain is all real numbers except `x =` 

If there is more than one answer, write it as a list, using commas to separate your answers.

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   x  x    n  |   | (   ) π DNE
   x    (   ) π DNE
( ) ( ] [ ) [ ] —∞ DNE
< > or All Real Numbers DNE
log logn ln n  | | e 
sin cos tan arcsin arccos arctan  
[more..]