Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 00:20Z
det| 8 7 ; 2 9 | = 58
\oint_C \vec{F}\cdot d\vec{r} = 0
193K
CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
322K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
235K
12ω² + 9ω + 7 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
362K
∑_{k=1}^{n} k = n(n+1)/2
∂α/∂ω = 2α
∑_{k=1}^{n} k = n(n+1)/2
442K
det| 7 4 ; 4 8 | = 40
42K
6n² + 6n + 6 = 0
∫₀^∞ e^(-y²) dy = √π / 2
41K
det| 7 2 ; 3 8 | = 50
369K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
d/dt [t^9] = 9t^8