Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 00:17Z
\oint_C \vec{F}\cdot d\vec{r} = 0
\frac{2}{9} \sum_{i=1}^{n} i^{2}
278K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
109K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 3 1 ; 0 4 | = 12
122K
\frac{9}{4} \sum_{i=1}^{n} i^{2}
163K
det| 3 6 ; 0 4 | = 12
\oint_C \vec{F}\cdot d\vec{r} = 0
250K
∇²y = 0
det| 9 8 ; 4 10 | = 58
352K
∑_{k=1}^{n} k = n(n+1)/2
341K
∑_{k=1}^{n} k = n(n+1)/2
305K