Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 19:49Z
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
75K
det| 11 9 ; 5 12 | = 87
479K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
276K
det| 12 1 ; 4 13 | = 152
129K
6x² + 5x + 5 = 0
det| 7 4 ; 4 8 | = 40
191K
∑_{k=1}^{n} k = n(n+1)/2
390K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
473K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
338K
9ω² + 6ω + 5 = 0
e^{i\pi} + 1 = 0
F = G m₁m₂ / r²
∇²φ = 0