Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:29Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 8 6 ; 6 9 | = 36
479K
det| 11 5 ; 0 12 | = 132
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 9 4 ; 1 10 | = 86
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²α = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
257K
\lim_{x\to 0} \frac{\sin x}{x} = 1
62K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
256K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
46K
∑_{k=1}^{n} k = n(n+1)/2
164K