Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:05Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 10 5 ; 4 11 | = 90
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
276K
∇²α = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
250K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
256K