Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 22:25Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
12β² + 9β + 3 = 0
det| 11 4 ; 5 12 | = 112
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∂z/∂n = 8z
∑_{k=1}^{n} k = n(n+1)/2
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det| 7 4 ; 4 8 | = 40
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e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 1 4 ; 3 2 | = -10
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