lean_workbook_plus_55470
ProvedSolve the quadratic .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_55470 (x : ℝ) : x^2 + 6*x + 5 = 0 ↔ x = -5 ∨ x = -1 := by sorry
Source
Solve the quadratic .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_55470 (x : ℝ) : x^2 + 6*x + 5 = 0 ↔ x = -5 ∨ x = -1 := by sorry