Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 01:06Z
det| 4 9 ; 0 5 | = 20
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
193K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
322K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
235K
\lim_{α\to 0} \frac{\sin α}{α} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
212K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
362K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
179K
det| 7 4 ; 4 8 | = 40
405K
d/dω [ω^9] = 9ω^8
∑_{k=1}^{n} k = n(n+1)/2
442K
∑_{k=1}^{n} k = n(n+1)/2
42K