Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:14Z
∑_{k=1}^{n} k = n(n+1)/2
det| 10 4 ; 1 11 | = 106
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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3β² + 6β + 2 = 0
\lim_{α\to 0} \frac{\sin α}{α} = 1
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F = ma
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 5 6 ; 7 6 | = -12
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\frac{8}{7} \sum_{i=1}^{n} i^{2}
\lim_{β\to 0} \frac{\sin β}{β} = 1
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∑_{k=1}^{n} k = n(n+1)/2
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