Math Dump /sym/bb7c3c
id=1 · host=ap.findroms.cloud · 2026-10-19 01:32Z
∑_{k=1}^{n} k = n(n+1)/2
det| 9 5 ; 6 10 | = 60
75K
∑_{k=1}^{n} k = n(n+1)/2
132K
2y² + 6y + 4 = 0
det| 7 4 ; 4 8 | = 40
170K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
2y² + 4y + 4 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0