Since the solution to 1.22 from 1 chapter was answered, more than 229 students have viewed the full step-by-step answer. The full step-by-step solution to problem: 1.22 from chapter: 1 was answered by , our top Math solution expert on 03/16/18, 02:52PM. The answer to “(a) How many mappings are there from a two-element set onto a two-element set?(b) from a three-element set onto a two-element set?(c) from an n-element set onto a two-element set?” is broken down into a number of easy to follow steps, and 30 words. This textbook survival guide was created for the textbook: Modern Algebra: An Introduction, edition: 6. Modern Algebra: An Introduction was written by and is associated to the ISBN: 9780470384435. This full solution covers the following key subjects: . This expansive textbook survival guide covers 66 chapters, and 1191 solutions.