Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 18:12Z
9n² + 9n + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
269K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
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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)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
240K
∫₀^∞ e^(-φ²) dφ = √π / 2
376K
ΔS ≥ 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
139K
∂x/∂ω = 9x
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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det| 8 5 ; 3 9 | = 57
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∑_{k=1}^{n} k = n(n+1)/2
399K