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Given that there exists a surjective function f : S → T, which of the following substitutions for the sets S and T are possible? Select only one answer. (a) S= {1,2,3}, T=R. (b) S = {r €R: r² – 4 = 0}, T = {5, , – 10} (c) S = {x €R: (² – 1)(x² – 4) = 0}, T= {5,7, –10} (d) S = {1}, T = {x €R: e = 0}. (e) S= {n €N: n < 2022}, T= {z e Z : |2| < 2022}.

Given that there exists a surjective function f : S → T, which of the following substitutions for the sets S and T are possible? Select only one answer. (a) S= {1,2,3}, T=R. (b) S = {r €R: r² – 4 = 0}, T = {5, , – 10} (c) S = {x €R: (² – 1)(x² – 4) = 0}, T= {5,7, –10} (d) S = {1}, T = {x €R: e = 0}. (e) S= {n €N: n < 2022}, T= {z e Z : |2| < 2022}.

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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Given that there exists a surjective function f : S → T, which of the following substitutions for the sets S and T are possible? Select only one answer. (a) S= {1,2,3}, T=R. (b) S = {r €R: r² – 4 = 0}, T = {5, , – 10} (c) S = {x €R: (² – 1)(x² – 4) = 0}, T= {5,7, –10} (d) S = {1}, T = {x €R: e = 0}. (e) S= {n €N: n < 2022}, T= {z e Z : |2| < 2022}.
Transcribed Image Text:Given that there exists a surjective function f : S → T, which of the following substitutions for the sets S and T are possible? Select only one answer. (a) S= {1,2,3}, T=R. (b) S = {r €R: r² – 4 = 0}, T = {5, , – 10} (c) S = {x €R: (² – 1)(x² – 4) = 0}, T= {5,7, –10} (d) S = {1}, T = {x €R: e = 0}. (e) S= {n €N: n < 2022}, T= {z e Z : |2| < 2022}.
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