Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:24Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
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10y² + 7y + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
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CaCO₃ → CaO + CO₂
10y² + 4y + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
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λ = h/p
det| 9 6 ; 0 10 | = 90
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det| 7 8 ; 2 8 | = 40
\frac{1}{6} \sum_{i=1}^{n} i^{2}