
#1
Feb1413, 07:04 AM

P: 77

Any way to solve the following limit without using series:
lim (3^x (3*(x^2)+2) / (7+x)! when x>infinity Regards 



#2
Feb1413, 07:28 AM

P: 90

You could start with Stirling's approximation.




#3
Feb1413, 02:48 PM

P: 308

You can easily squeeze that. 3*x^2+2<=3^x from some point on.



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