ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:27Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
302K
∫₀^∞ e^(-t²) dt = √π / 2
312K
∫₀^∞ e^(-r²) dr = √π / 2
12γ² + 2γ + 2 = 0
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
311K
CH₄ + 2O₂ → CO₂ + 2H₂O
264K
λ = h/p
det| 9 4 ; 1 10 | = 86
39K
\frac{3}{8} \sum_{i=1}^{n} i^{2}
∇ × E = −∂B/∂t
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O