Which of the following pairs of sets can be placed in a one-to-one correspondence? Why? (a) { a, b, c } and { x, y, z }. (b) { b, c, d, e, . . . , z } and { 1, 2, 3, . . . , 25 }. (c) { x | x is a letter in the word ‘geometry’ } and { 1, 2, 3, 4, 5, 6, 7, 8 }.
Which of the following pairs of sets can be placed in a one-to-one correspondence? Why? (a) { a, b, c } and { x, y, z }. (b) { b, c, d, e, . . . , z } and { 1, 2, 3, . . . , 25 }. (c) { x | x is a letter in the word ‘geometry’ } and { 1, 2, 3, 4, 5, 6, 7, 8 }.
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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Which of the following pairs of sets can be placed in a one-to-one correspondence? Why?
(a) { a, b, c } and { x, y, z }.
(b) { b, c, d, e, . . . , z } and { 1, 2, 3, . . . , 25 }.
(c) { x | x is a letter in the word ‘geometry’ } and { 1, 2, 3, 4, 5, 6, 7, 8 }.
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