Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 23:33Z
6n² + 4n + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
109K
ΔS ≥ 0
\frac{4}{9} \sum_{i=1}^{n} i^{2}
163K
\frac{8}{9} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
250K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
261K
d/dω [ω^10] = 10ω^9
det| 7 4 ; 4 8 | = 40
352K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
99K
det| 7 7 ; 4 8 | = 28
194K