ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:24Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-r²) dr = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
125K
12γ² + 2γ + 2 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
17K
E = mc²
det| 2 7 ; 7 3 | = -43
311K
det| 4 6 ; 0 5 | = 20
264K
∑_{k=1}^{n} k = n(n+1)/2
39K