91¶¶Òõ

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91¶¶Òõ

Last updated

22 February 2018

pdf, 406.56 KB
pdf, 406.56 KB
Some infinite sums that (if you go on long enough) add up to Pi.
Pupils can try these with a calculator and see how far they get.
More advanced pupils can think about which one converges the fastest, and why
Creative Commons "Sharealike"

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