I'm doing my homework and got stuck on these problems. Can someone please help. Thank you much.

http://img18.imageshack.us/img18/7430/35896163.jpg

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- Apr 21st 2009, 11:44 PMjohn_n82limit
I'm doing my homework and got stuck on these problems. Can someone please help. Thank you much.

http://img18.imageshack.us/img18/7430/35896163.jpg - Apr 22nd 2009, 12:15 AMRapha
Hi.

1) Do you have to use the hint? Alternatively there is the infinite geometric series

Let

- Apr 22nd 2009, 12:23 AMredsoxfan325
- Apr 22nd 2009, 01:26 AMjohn_n82
Oh, so for #1, I don't have to use the definition of the limit (no epsilon)???

- Apr 22nd 2009, 02:20 AMRapha
- Apr 22nd 2009, 09:45 AMjohn_n82
are there any hints on #2, 3, 4? Thank you much.