Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-19 19:16Z
\frac{11}{4} \sum_{i=1}^{n} i^{2}
d/dx [x^3] = 3x^2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
252K
\frac{12}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
48K
∑_{k=1}^{n} k = n(n+1)/2
411K
F = ma
det| 7 4 ; 4 8 | = 40
377K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
401K
∑_{k=1}^{n} k = n(n+1)/2
420K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
184K