Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-19 19:27Z
\frac{11}{4} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
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\oint_C \vec{F}\cdot d\vec{r} = 0
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d/dx [x^3] = 3x^2
\frac{12}{8} \sum_{i=1}^{n} i^{2}
det| 2 8 ; 7 3 | = -50
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F = ma
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
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