Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-08-21 12:19Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
210K
\frac{11}{7} \sum_{i=1}^{n} i^{2}
det| 8 2 ; 7 9 | = 58
414K
N₂ + 3H₂ ⇌ 2NH₃
\frac{12}{7} \sum_{i=1}^{n} i^{2}
92K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
290K
\lim_{x\to 0} \frac{\sin x}{x} = 1
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
470K
det| 4 5 ; 1 5 | = 15
12t² + 8t + 6 = 0