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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- April 21st 2009, 10:44 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 - April 21st 2009, 11:15 PMRapha
Hi.

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

Let

- April 21st 2009, 11:23 PMredsoxfan325
- April 22nd 2009, 12:26 AMjohn_n82
Oh, so for #1, I don't have to use the definition of the limit (no epsilon)???

- April 22nd 2009, 01:20 AMRapha
- April 22nd 2009, 08:45 AMjohn_n82
are there any hints on #2, 3, 4? Thank you much.