Hello. I need help on these 4 problems. I wrote the problems out and showed my work for numbers 1 and 3. I have no clue how to do numbers 2 and 4. Any help would be greatly appreciated.(adsbygoogle = window.adsbygoogle || []).push({});

[img=http://img10.imageshack.us/img10/8426/calcth31tq.th.jpg]

Thanks

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# Homework Help: One more series

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