Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 17:47Z
det| 11 2 ; 2 12 | = 128
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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det| 7 4 ; 4 8 | = 40
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3θ² + 7θ + 1 = 0
\frac{4}{6} \sum_{i=1}^{n} i^{2}
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 5 2 ; 3 6 | = 24
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∑_{k=1}^{n} k = n(n+1)/2
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∑_{k=1}^{n} k = n(n+1)/2
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