Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 17:53Z
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 7 4 ; 4 8 | = 40
52K
det| 3 1 ; 3 4 | = 9
det| 10 5 ; 4 11 | = 90
90K
∫₀^∞ e^(-θ²) dθ = √π / 2
91K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
100K
5β² + 1β + 1 = 0
det| 2 7 ; 7 3 | = -43
137K
det| 11 2 ; 5 12 | = 122
197K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
262K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
196K
\frac{9}{1} \sum_{i=1}^{n} i^{2}