Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-21 05:51Z
10t² + 5t + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
307K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 7 4 ; 4 8 | = 40
66K
det| 10 4 ; 3 11 | = 98
∫₀^∞ e^(-θ²) dθ = √π / 2
181K
∑_{k=1}^{n} k = n(n+1)/2
117K