Let A={1,2,3} and B={-2,-1,0}. Define a relation R from S to T as follows: For all (x,y) in AxB, (x,y) is in R means that (x-y)/3 is an integer. Determine the number of elements of R. Choices: a.9 b.4 c.3 d.6

Let A={1,2,3} and B={-2,-1,0}. Define a relation R from S to T as follows: For all (x,y) in AxB, (x,y) is in R means that (x-y)/3 is an integer. Determine the number of elements of R. Choices: a.9 b.4 c.3 d.6

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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Question

Let A={1,2,3} and B={-2,-1,0}. Define a relation R from S to T as follows: For all (x,y) in AxB, (x,y) is in R means that (x-y)/3 is an integer. Determine the number of elements of R.

Choices:

a.9

b.4

c.3

d.6

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