Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:26Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
10y² + 7y + 7 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
131K
CaCO₃ → CaO + CO₂
det| 11 2 ; 5 12 | = 122
240K
10y² + 4y + 6 = 0
∫₀^∞ e^(-n²) dn = √π / 2
344K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
91K
∑_{k=1}^{n} k = n(n+1)/2
201K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
295K