ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-18 23:49Z
d/dr [r^8] = 8r^7
\frac{8}{6} \sum_{i=1}^{n} i^{2}
259K
2β² + 4β + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
159K
\frac{6}{7} \sum_{i=1}^{n} i^{2}
270K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{1}{7} \sum_{i=1}^{n} i^{2}
442K
det| 11 3 ; 0 12 | = 132
\frac{4}{6} \sum_{i=1}^{n} i^{2}
231K
∑_{k=1}^{n} k = n(n+1)/2
22K