A math fomula

Revision en1, by lin7xu, 2022-03-01 13:07:53
$$$\binom{2n}{n}\approx \frac{2^{2n}}{\sqrt(n)}$$$

Can someone tell me why?thx

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  Rev. Lang. By When Δ Comment
en3 English lin7xu 2022-03-01 13:49:38 8 Tiny change: '$$\binom{2n}' -> '$$\huge\binom{2n}'
en2 English lin7xu 2022-03-01 13:08:22 3 Tiny change: '2n}}{\sqrt(n)}$$\n\nCan' -> '2n}}{\sqrt n}$$\n\nCan'
en1 English lin7xu 2022-03-01 13:07:53 92 Initial revision (published)