ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:21Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
302K
det| 7 4 ; 4 8 | = 40
312K
∫₀^∞ e^(-r²) dr = √π / 2
∫₀^∞ e^(-x²) dx = √π / 2
125K
\oint_C \vec{F}\cdot d\vec{r} = 0
91K
12γ² + 2γ + 2 = 0
E = mc²
AgNO₃ + NaCl → AgCl↓ + NaNO₃
311K
λ = h/p
∑_{k=1}^{n} k = n(n+1)/2
68K
\frac{3}{8} \sum_{i=1}^{n} i^{2}