1. Given the relation, D = {((5, 3), (7, −2), (x, 6), (−4, −7)}}, What should be the value of x so that D can be a function? A. -7 B. 5 C. -4 D. 7 2. Which of the following type of relations could be a function? A. All type of relation B. One to many C. Many to one D. Many to many 3. Let A = {1,2,3,4,5}, Which of the following is not a relation on A? A. T = {(1,2), (2,3), (3,4), (4, −5)} B. R = {(1,1), (1,2), (1,3), (1,4)} C. S = {(1,1)} D. R = {}
1. Given the relation, D = {((5, 3), (7, −2), (x, 6), (−4, −7)}}, What should be the value of x so that D can be a function? A. -7 B. 5 C. -4 D. 7 2. Which of the following type of relations could be a function? A. All type of relation B. One to many C. Many to one D. Many to many 3. Let A = {1,2,3,4,5}, Which of the following is not a relation on A? A. T = {(1,2), (2,3), (3,4), (4, −5)} B. R = {(1,1), (1,2), (1,3), (1,4)} C. S = {(1,1)} D. R = {}
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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PLEASE ANSWER QUESTIONS 1, 2, AND 3.
1. Given the relation, D = {((5, 3), (7, −2), (x, 6), (−4, −7)}}, What should be the value of x so that D can be a function?
A. -7
B. 5
C. -4
D. 7
2. Which of the following type of relations could be a function?
A. All type of relation
B. One to many
C. Many to one
D. Many to many
3. Let A = {1,2,3,4,5}, Which of the following is not a relation on A?
A. T = {(1,2), (2,3), (3,4), (4, −5)}
B. R = {(1,1), (1,2), (1,3), (1,4)}
C. S = {(1,1)}
D. R = {}
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