Math Dump /sym/59df22
id=812025 · host=fr.findroms.cloud · 2026-08-20 02:20Z
2H₂ + O₂ → 2H₂O
2t² + 5t + 2 = 0
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
79K
det| 7 9 ; 2 8 | = 38
∑_{k=1}^{n} k = n(n+1)/2
43K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{5}{9} \sum_{i=1}^{n} i^{2}
∇²n = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
6z² + 3z + 4 = 0
2y² + 8y + 4 = 0