ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:20Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-r²) dr = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
91K
12γ² + 2γ + 2 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
17K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
310K
E = mc²
∫₀^∞ e^(-x²) dx = √π / 2
311K
\lim_{y\to 0} \frac{\sin y}{y} = 1
264K
λ = h/p
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\frac{3}{8} \sum_{i=1}^{n} i^{2}