ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:11Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
302K
∇²ω = 0
∑_{k=1}^{n} k = n(n+1)/2
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
17K
det| 11 9 ; 5 12 | = 87
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 9 5 ; 1 10 | = 85
311K
det| 2 3 ; 5 3 | = -9
68K
det| 7 4 ; 4 8 | = 40
39K