ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 17:52Z
7φ² + 7φ + 6 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
302K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
312K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
91K
9n² + 8n + 4 = 0
∑_{k=1}^{n} k = n(n+1)/2
17K
det| 7 4 ; 4 8 | = 40
310K
ΔS ≥ 0
det| 11 9 ; 5 12 | = 87
311K
E = mc²
AgNO₃ + NaCl → AgCl↓ + NaNO₃
39K
det| 5 5 ; 0 6 | = 30
det| 3 5 ; 7 4 | = -23