Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-17 23:03Z
∑_{k=1}^{n} k = n(n+1)/2
\frac{6}{7} \sum_{i=1}^{n} i^{2}
det| 12 9 ; 5 13 | = 111
60K
∑_{k=1}^{n} k = n(n+1)/2
230K
∑_{k=1}^{n} k = n(n+1)/2
\frac{2}{2} \sum_{i=1}^{n} i^{2}
119K
11θ² + 3θ + 2 = 0
det| 7 7 ; 6 8 | = 14
\frac{4}{6} \sum_{i=1}^{n} i^{2}
329K
7ψ² + 4ψ + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
180K
AgNO₃ + NaCl → AgCl↓ + NaNO₃