Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-21 05:01Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 2 7 ; 7 3 | = -43
372K
7y² + 6y + 1 = 0
det| 4 6 ; 4 5 | = -4
188K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 9 4 ; 1 10 | = 86
317K
3θ² + 5θ + 5 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
30K
∑_{k=1}^{n} k = n(n+1)/2
165K
11x² + 6x + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
1K
det| 6 2 ; 3 7 | = 36
det| 8 7 ; 0 9 | = 72