Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 20:29Z
9y² + 1y + 4 = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
40K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∫₀^∞ e^(-r²) dr = √π / 2
138K
\lim_{x\to 0} \frac{\sin x}{x} = 1
138K
\frac{7}{8} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
176K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
N₂ + 3H₂ ⇌ 2NH₃
∑_{k=1}^{n} k = n(n+1)/2
374K
det| 9 4 ; 1 10 | = 86
112K
det| 5 9 ; 7 6 | = -33
247K