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The angle between ` 0^\circ ` and ` 360^\circ ` that is coterminal with the ` -390^\circ ` angle is degrees

The reference angle for ` -390^\circ `  is degrees

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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  
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