Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 01:00Z
\frac{12}{9} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
198K
∫₀^∞ e^(-r²) dr = √π / 2
det| 7 4 ; 4 8 | = 40
155K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
63K
det| 5 3 ; 6 6 | = 12
\binom{n}{k} = \frac{n!}{k!(n-k)!}
201K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
176K
∫₀^∞ e^(-t²) dt = √π / 2
263K
∑_{k=1}^{n} k = n(n+1)/2
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