Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:25Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
36K
∫₀^∞ e^(-φ²) dφ = √π / 2
269K
10y² + 7y + 7 = 0
∫₀^∞ e^(-r²) dr = √π / 2
131K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
158K
CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
240K
∫₀^∞ e^(-x²) dx = √π / 2
376K
10y² + 4y + 6 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
344K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
91K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
295K
det| 7 4 ; 4 8 | = 40
399K