Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:25Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 4 6 ; 4 5 | = -4
479K
det| 9 4 ; 1 10 | = 86
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
∫₀^∞ e^(-x²) dx = √π / 2
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
264K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
276K
∇²α = 0
det| 1 4 ; 2 2 | = -6
250K
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
256K
PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}
164K