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A city's population in the year `x=`1991 was `y=` 2,307,800. In 1972 the population was 2,300,200.

Compute the slope of the population growth (or decline)
 


Choose the most accurate statement from the following:

X
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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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