Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-19 22:04Z

F = G m₁m₂ / r²

N₂ + 3H₂ ⇌ 2NH₃

451K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

264K

12n² + 3n + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

297K

6x² + 6x + 1 = 0

252K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

Fe₂O₃ + 3CO → 2Fe + 3CO₂

48K

det| 3 1 ; 7 4 | = 5

411K

4z² + 8z + 1 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

377K

det| 7 4 ; 4 8 | = 40

299K

det| 3 7 ; 4 4 | = -16

10α² + 4α + 1 = 0

3ψ² + 3ψ + 7 = 0

det| 10 4 ; 5 11 | = 90

∑_{k=1}^{n} k = n(n+1)/2