ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-18 23:51Z
d/dr [r^8] = 8r^7
2β² + 4β + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
159K
\frac{6}{7} \sum_{i=1}^{n} i^{2}
270K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 4 ; 4 8 | = 40
437K
det| 11 3 ; 0 12 | = 132
det| 1 8 ; 4 2 | = -30
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\lim_{α\to 0} \frac{\sin α}{α} = 1
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
479K