ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-18 23:57Z
d/dr [r^8] = 8r^7
\binom{n}{k} = \frac{n!}{k!(n-k)!}
259K
det| 11 9 ; 5 12 | = 87
257K
2β² + 4β + 1 = 0
\frac{6}{7} \sum_{i=1}^{n} i^{2}
270K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
442K
det| 11 3 ; 0 12 | = 132
\frac{2}{2} \sum_{i=1}^{n} i^{2}
193K