Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 17:08Z
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
244K
det| 7 4 ; 4 8 | = 40
52K
det| 3 1 ; 3 4 | = 9
∑_{k=1}^{n} k = n(n+1)/2
90K
\frac{11}{6} \sum_{i=1}^{n} i^{2}
91K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
100K
∫₀^∞ e^(-ω²) dω = √π / 2
50K
5β² + 1β + 1 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
137K
det| 4 6 ; 4 5 | = -4
197K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{x\to 0} \frac{\sin x}{x} = 1
262K