ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:27Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-r²) dr = √π / 2
CH₄ + 2O₂ → CO₂ + 2H₂O
125K
12γ² + 2γ + 2 = 0
det| 9 4 ; 1 10 | = 86
311K
det| 5 9 ; 7 6 | = -33
264K
∑_{k=1}^{n} k = n(n+1)/2
68K