The answer to “What is the empty set ? Show that the empty set is a subset of every set.” is broken down into a number of easy to follow steps, and 17 words. The full step-by-step solution to problem: 2RQ from chapter: 2.R was answered by , our top Math solution expert on 06/21/17, 07:45AM. This textbook survival guide was created for the textbook: Discrete Mathematics and Its Applications, edition: 7th. This full solution covers the following key subjects: set, empty, every, show, subset. This expansive textbook survival guide covers 101 chapters, and 4221 solutions. Since the solution to 2RQ from 2.R chapter was answered, more than 232 students have viewed the full step-by-step answer. Discrete Mathematics and Its Applications was written by and is associated to the ISBN: 9780073383095.