Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 16:59Z
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
244K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
52K
det| 8 6 ; 2 9 | = 60
det| 8 5 ; 3 9 | = 57
90K
det| 7 4 ; 4 8 | = 40
91K
d/dx [x^1] = 1x^0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
50K
2n² + 7n + 5 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
137K
det| 3 3 ; 4 4 | = 0
197K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 2 4 ; 4 3 | = -10
262K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
218K
5θ² + 9θ + 3 = 0