Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 01:10Z
\frac{10}{8} \sum_{i=1}^{n} i^{2}
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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11n² + 7n + 7 = 0
\frac{4}{9} \sum_{i=1}^{n} i^{2}
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 8 2 ; 7 9 | = 58
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det| 3 9 ; 1 4 | = 3
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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