Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-19 20:19Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
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det| 8 9 ; 3 9 | = 45
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 2 3 ; 3 3 | = -3
det| 9 4 ; 1 10 | = 86
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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det| 5 4 ; 0 6 | = 30
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∇²ω = 0