ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 19:12Z
d/dr [r^5] = 5r^4
det| 9 4 ; 1 10 | = 86
302K
2x² + 4x + 1 = 0
2H₂ + O₂ → 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
17K
det| 11 7 ; 6 12 | = 90
det| 3 7 ; 2 4 | = -2
68K
∑_{k=1}^{n} k = n(n+1)/2
39K
∑_{k=1}^{n} k = n(n+1)/2
6K