Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-19 00:57Z
d/dy [y^8] = 8y^7
\lim_{x\to 0} \frac{\sin x}{x} = 1
det| 3 7 ; 2 4 | = -2
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det| 8 9 ; 4 9 | = 36
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d/dn [n^3] = 3n^2
det| 5 2 ; 3 6 | = 24
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det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
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