Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 16:58Z
det| 6 2 ; 7 7 | = 28
∫₀^∞ e^(-x²) dx = √π / 2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
57K
\frac{1}{3} \sum_{i=1}^{n} i^{2}
\lim_{t\to 0} \frac{\sin t}{t} = 1
264K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
256K
∑_{k=1}^{n} k = n(n+1)/2
46K
∫₀^∞ e^(-x²) dx = √π / 2
164K