1. Let S = {1, 2, 3, 4, 5} and T = {a, b, c, d). For each question below: if the answer is YES, give an example; if the answer if NO, explain briefly. (a) Are there any one-to-one functions from S into T? (b) Are there any one-to-one functions from T into S? (c) Are there any functions mapping S onto T?

1. Let S = {1, 2, 3, 4, 5} and T = {a, b, c, d). For each question below: if the answer is YES, give an example; if the answer if NO, explain briefly. (a) Are there any one-to-one functions from S into T? (b) Are there any one-to-one functions from T into S? (c) Are there any functions mapping S onto T?

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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