document.write( "Question 1061950: 1+(1/4)+(1/9)+(1/25)+........=? \n" ); document.write( "
Algebra.Com's Answer #676717 by math_helper(2461)\"\" \"About 
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This series is known as Euler's Series. The solution is not trivial and fairly lengthy regardless of approach. Here is a paper where the author discusses six different solutions, each using a different approach. A few justifications are missing here and there but in the end, they all reach the correct result.\r
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