Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:53Z
∑_{k=1}^{n} k = n(n+1)/2
det| 12 5 ; 4 13 | = 136
det| 9 9 ; 5 10 | = 45
90K
det| 11 5 ; 0 12 | = 132
91K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 11 9 ; 0 12 | = 132
50K
det| 5 6 ; 4 6 | = 6
197K