Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 03:09Z
det| 8 7 ; 4 9 | = 44
∑_{k=1}^{n} k = n(n+1)/2
479K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
8K
∂y/∂φ = 3y
\binom{n}{k} = \frac{n!}{k!(n-k)!}
102K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
57K
det| 7 8 ; 4 8 | = 24
det| 10 5 ; 4 11 | = 90
276K
CaCO₃ → CaO + CO₂
d/dz [z^9] = 9z^8
∑_{k=1}^{n} k = n(n+1)/2
62K
det| 7 4 ; 4 8 | = 40
256K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
det| 11 1 ; 4 12 | = 128
e^{i\pi} + 1 = 0