Math Dump /sym/bb7c3c
id=1 · host=ap.findroms.cloud · 2026-10-19 01:18Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
132K
2y² + 6y + 4 = 0
det| 12 2 ; 2 13 | = 152
170K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 11 8 ; 6 12 | = 84
344K
2y² + 4y + 4 = 0
det| 11 9 ; 5 12 | = 87
393K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 4 ; 4 8 | = 40
130K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 6 8 ; 1 7 | = 34
det| 9 6 ; 1 10 | = 84