Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 19:01Z
det| 2 5 ; 0 3 | = 6
\binom{n}{k} = \frac{n!}{k!(n-k)!}
244K
det| 7 4 ; 4 8 | = 40
52K
E = mc²
det| 1 2 ; 7 2 | = -12
90K
det| 10 5 ; 4 11 | = 90
91K
9β² + 8β + 1 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
100K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
50K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
iħ ∂ψ/∂t = Ĥψ
\lim_{t\to 0} \frac{\sin t}{t} = 1
262K
det| 12 9 ; 5 13 | = 111
218K
∑_{k=1}^{n} k = n(n+1)/2
299K