ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 19:10Z
d/dr [r^5] = 5r^4
2x² + 4x + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
91K
2H₂ + O₂ → 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
17K
∑_{k=1}^{n} k = n(n+1)/2
310K
det| 11 7 ; 6 12 | = 90
det| 12 9 ; 5 13 | = 111
264K
7ω² + 6ω + 0 = 0
det| 1 1 ; 5 2 | = -3
68K
det| 9 4 ; 1 10 | = 86
39K