Quadratische Gleichungen und Ungleichungen: Die richtigen Wege zur Bestimmung der Lösungsmenge 9. Klasse (Duden-Schülerhilfen)

The items bear minimal signs of past use, such as light scratches or memories in the form of markings. These signs of wear give the items a charming character and tell stories of their previous owners, while not affecting their functionality.