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September 23, 2014

September 23, 2014

Posted by **Dan** on Thursday, May 12, 2011 at 11:18am.

- Algebra -
**MathMate**, Thursday, May 12, 2011 at 11:44amThe denominator is i², so the term is 1/i².

The signs are alternating, so multiply each term by (-1)^i to get

5

∑ (-1)^i / i²

i=2

- Algebra -
**AAfter Search**, Monday, May 23, 2011 at 7:16amNowadays, students are very likely to avoid STEM, especially math. Students should take math from school level so that they don't have to face any problem in future. Schools also should take the matter seriously. Unfortunately most of the public schools do not do so.

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