Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 20:41Z
9y² + 1y + 4 = 0
∫₀^∞ e^(-ψ²) dψ = √π / 2
297K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 9 4 ; 1 10 | = 86
138K
det| 10 5 ; 4 11 | = 90
138K
\frac{7}{8} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{x\to 0} \frac{\sin x}{x} = 1
306K
∑_{k=1}^{n} k = n(n+1)/2
374K
∑_{k=1}^{n} k = n(n+1)/2
112K