ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-17 18:17Z
∑_{k=1}^{n} k = n(n+1)/2
\lim_{t\to 0} \frac{\sin t}{t} = 1
\lim_{z\to 0} \frac{\sin z}{z} = 1
453K
N₂ + 3H₂ ⇌ 2NH₃
5ψ² + 2ψ + 5 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
45K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
207K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
333K
det| 7 4 ; 4 8 | = 40
437K
∇ × E = −∂B/∂t
det| 9 8 ; 0 10 | = 90
364K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
238K
det| 8 2 ; 2 9 | = 68
435K