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Find the limit as x approaches 0 [(sqrt(x+9))-3]/x

A. 0
B. 1
C. Infinity
D. 1/3
E. None of these

1 answer

top = (x+9)^.5 - 3
d top/dx = .5 (x-9)^-.5 ---> oo

bottom = x
d bottom/dx = 1 --->1

so ----> oo/1
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