Math Dump /sym/a35057
id=683267 · host=fr.findroms.cloud · 2026-08-20 02:15Z
2H₂ + O₂ → 2H₂O
8y² + 9y + 2 = 0
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
79K
9r² + 5r + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
43K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
det| 9 3 ; 3 10 | = 81
det| 7 7 ; 7 8 | = 7
11t² + 2t + 5 = 0
d/dθ [θ^3] = 3θ^2
∑_{k=1}^{n} k = n(n+1)/2