ref 2e537d70
Math Dump /sym/c76bfd
id=470331 · host=fr.findroms.cloud · 2026-09-12 10:16Z
det| 1 8 ; 3 2 | = -22
∂r/∂x = 1r
det| 5 6 ; 2 6 | = 18
381K
det| 3 7 ; 2 4 | = -2
258K
det| 11 7 ; 4 12 | = 104
∑_{k=1}^{n} k = n(n+1)/2
349K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
469K
E = mc²
2H₂ + O₂ → 2H₂O
det| 7 9 ; 7 8 | = -7
det| 10 6 ; 2 11 | = 98
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂