ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 19:01Z
d/dr [r^5] = 5r^4
\lim_{α\to 0} \frac{\sin α}{α} = 1
302K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
312K
2x² + 4x + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
125K
2H₂ + O₂ → 2H₂O
det| 11 7 ; 6 12 | = 90
det| 7 4 ; 4 8 | = 40
311K
7ω² + 6ω + 0 = 0
6r² + 5r + 0 = 0
E = mc²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 9 2 ; 4 10 | = 82
\oint_C \vec{F}\cdot d\vec{r} = 0