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Find `int int_R 2 x dA` over the region `R = {(x,y) | 0 le x le 6, 0 le y le 5}` by indentifying it as the volume of a solid
 

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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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