Suppose G: a → B and F: B → C

question 70

Short Answer

Suppose g: A → B and f: B → C, where f ◦ g is 1-1 and g is 1-1. Must f be 1-1?

---

Definitions:

Primary Packaging

The first layer of packaging directly in contact with the product, designed to protect and preserve, as well as provide consumer information.

Shipping Container

A large, standardized metal box used for the efficient, safe, and secure transport of goods over long distances, often by sea or land.

Dental Floss Dispenser

A device designed to hold and dispense dental floss, often facilitating ease of use and encouraging better dental hygiene practices.

Secondary Package

The additional outer packing of a product that provides extra protection or information, and may play a role in marketing strategies.