Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:26Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 11 9 ; 5 12 | = 87
36K
10y² + 7y + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
131K
det| 7 4 ; 4 8 | = 40
158K
CaCO₃ → CaO + CO₂
\frac{3}{2} \sum_{i=1}^{n} i^{2}
240K
\lim_{t\to 0} \frac{\sin t}{t} = 1
376K
10y² + 4y + 6 = 0
det| 2 6 ; 0 3 | = 6
139K
\binom{n}{k} = \frac{n!}{k!(n-k)!}