ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-17 23:26Z
\lim_{β\to 0} \frac{\sin β}{β} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
93K
∫₀^∞ e^(-α²) dα = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
311K
7y² + 6y + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
133K
E = mc²
det| 9 4 ; 1 10 | = 86
45K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
207K
∇²y = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃