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10.18. Let A = {w, x, y, z} and B= {r, s,t}.Give an example of a function f: A →B that is neither one-to-one nor onto. Explain why f fails to have these properties.

10.18. Let A = {w, x, y, z} and B= {r, s,t}.Give an example of a function f: A →B that is neither one-to-one nor onto. Explain why f fails to have these properties.

Advanced Engineering Mathematics
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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10.18

10.18. Let A = {w, x, y, z} and B= {r, s,t}. Give an example of a function f : A → B that is neither one-to-one nor onto. Explain why f fails to have these properties.
Transcribed Image Text:10.18. Let A = {w, x, y, z} and B= {r, s,t}. Give an example of a function f : A → B that is neither one-to-one nor onto. Explain why f fails to have these properties.
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