Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:49Z
∇²y = 0
∑_{k=1}^{n} k = n(n+1)/2
278K
det| 9 6 ; 7 10 | = 48
109K
\frac{1}{9} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
122K
CaCO₃ → CaO + CO₂
\frac{4}{9} \sum_{i=1}^{n} i^{2}
250K
∑_{k=1}^{n} k = n(n+1)/2
261K
det| 5 7 ; 5 6 | = -5
\frac{8}{7} \sum_{i=1}^{n} i^{2}
352K
det| 7 4 ; 4 8 | = 40
349K
e^{i\pi} + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
194K
\binom{n}{k} = \frac{n!}{k!(n-k)!}