Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:27Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
36K
\oint_C \vec{F}\cdot d\vec{r} = 0
269K
10y² + 7y + 7 = 0
det| 7 4 ; 4 8 | = 40
131K
∑_{k=1}^{n} k = n(n+1)/2
158K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
376K
10y² + 4y + 6 = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
139K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
91K