Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-17 23:41Z
∫₀^∞ e^(-γ²) dγ = √π / 2
∫₀^∞ e^(-α²) dα = √π / 2
205K
det| 11 2 ; 0 12 | = 132
\frac{4}{9} \sum_{i=1}^{n} i^{2}
66K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 7 4 ; 4 8 | = 40
82K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
202K
5z² + 4z + 4 = 0
det| 7 6 ; 1 8 | = 50
89K
det| 2 8 ; 1 3 | = -2
∑_{k=1}^{n} k = n(n+1)/2
201K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{α\to 0} \frac{\sin α}{α} = 1
30K