Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 20:11Z
9y² + 1y + 4 = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
40K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
297K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 4 4 ; 5 5 | = 0
138K
\frac{7}{8} \sum_{i=1}^{n} i^{2}
\lim_{x\to 0} \frac{\sin x}{x} = 1
176K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
306K
det| 9 4 ; 1 10 | = 86
374K
∫₀^∞ e^(-φ²) dφ = √π / 2
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∑_{k=1}^{n} k = n(n+1)/2
247K