lean_workbook_plus_39686
ProvedProve that for all .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_39686 (x : ℝ) (hx : 0 ≤ x ∧ x ≤ 1) : (1 - x) / (x ^ 2 + 4 * x + 20) ≤ (1 - x) / 20 := by sorry
Source
Prove that for all .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_39686 (x : ℝ) (hx : 0 ≤ x ∧ x ≤ 1) : (1 - x) / (x ^ 2 + 4 * x + 20) ≤ (1 - x) / 20 := by sorry