Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 22:52Z
F = G m₁m₂ / r²
\frac{2}{2} \sum_{i=1}^{n} i^{2}
244K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
52K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 7 ; 4 8 | = 28
90K
det| 7 4 ; 4 8 | = 40
91K
2H₂ + O₂ → 2H₂O
\lim_{t\to 0} \frac{\sin t}{t} = 1
100K
∑_{k=1}^{n} k = n(n+1)/2
50K
det| 8 4 ; 0 9 | = 72
∑_{k=1}^{n} k = n(n+1)/2
137K
\frac{11}{6} \sum_{i=1}^{n} i^{2}
197K