Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 05:00Z
∑_{k=1}^{n} k = n(n+1)/2
11y² + 4y + 3 = 0
det| 5 9 ; 7 6 | = -33
155K
\lim_{α\to 0} \frac{\sin α}{α} = 1
63K
d/dy [y^6] = 6y^5
8ω² + 6ω + 2 = 0
\frac{4}{2} \sum_{i=1}^{n} i^{2}
det| 2 7 ; 5 3 | = -29
λ = h/p
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 6 7 ; 3 7 | = 21
3x² + 3x + 5 = 0