Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-19 20:41Z
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
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det| 8 9 ; 3 9 | = 45
∑_{k=1}^{n} k = n(n+1)/2
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det| 5 9 ; 7 6 | = -33
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\frac{2}{2} \sum_{i=1}^{n} i^{2}
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det| 2 3 ; 3 3 | = -3
det| 5 2 ; 3 6 | = 24
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\oint_C \vec{F}\cdot d\vec{r} = 0
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}