lean_workbook_plus_20593
ProvedProve that for real .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_20593 (x : ℝ) : (x + 1) * (x + 2) ^ 2 * (x + 3) ≥ -1 / 4 := by sorry
Source
Prove that for real .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_20593 (x : ℝ) : (x + 1) * (x + 2) ^ 2 * (x + 3) ≥ -1 / 4 := by sorry