ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:55Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
302K
det| 5 6 ; 1 6 | = 24
312K
∇²ω = 0
det| 7 4 ; 4 8 | = 40
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{1}{7} \sum_{i=1}^{n} i^{2}
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
311K
2H₂ + O₂ → 2H₂O
∫₀^∞ e^(-x²) dx = √π / 2
39K
10r² + 7r + 5 = 0
det| 5 3 ; 2 6 | = 24
364K
∫₀^∞ e^(-β²) dβ = √π / 2
6K
AgNO₃ + NaCl → AgCl↓ + NaNO₃