ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 19:22Z
d/dr [r^5] = 5r^4
∑_{k=1}^{n} k = n(n+1)/2
312K
2x² + 4x + 1 = 0
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
310K
det| 11 7 ; 6 12 | = 90
\frac{1}{7} \sum_{i=1}^{n} i^{2}
311K
7ω² + 6ω + 0 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
68K
det| 7 4 ; 4 8 | = 40
39K
E = mc²
∫₀^∞ e^(-x²) dx = √π / 2
364K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 9 2 ; 4 10 | = 82
\oint_C \vec{F}\cdot d\vec{r} = 0