Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 01:22Z
F = ma
∑_{k=1}^{n} k = n(n+1)/2
36K
det| 11 1 ; 4 12 | = 128
\binom{n}{k} = \frac{n!}{k!(n-k)!}
131K
∂x/∂α = 6x
det| 9 4 ; 1 10 | = 86
376K
det| 7 7 ; 0 8 | = 56
AgNO₃ + NaCl → AgCl↓ + NaNO₃
139K
\lim_{y\to 0} \frac{\sin y}{y} = 1
∫₀^∞ e^(-n²) dn = √π / 2
91K
\frac{3}{2} \sum_{i=1}^{n} i^{2}
201K
ΔS ≥ 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
295K