ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-18 23:13Z
d/dr [r^8] = 8r^7
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
2β² + 4β + 1 = 0
det| 2 7 ; 7 3 | = -43
159K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
270K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 6 ; 0 5 | = 20
442K
det| 11 3 ; 0 12 | = 132
∫₀^∞ e^(-θ²) dθ = √π / 2
231K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1