ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:51Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{α\to 0} \frac{\sin α}{α} = 1
302K
∇²ω = 0
det| 7 4 ; 4 8 | = 40
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
17K
det| 12 1 ; 5 13 | = 151
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
2H₂ + O₂ → 2H₂O
det| 5 2 ; 3 6 | = 24
39K
10r² + 7r + 5 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
364K
det| 11 5 ; 0 12 | = 132
6K
AgNO₃ + NaCl → AgCl↓ + NaNO₃