Answer to Question #303289 in Discrete Mathematics for Jayson

Question

Consider the given on each item. Find the following:

1. R Restricted to X

Let X = { 1, 3, 5 }, and R = { (1, 3), (3, 5), (4, 6) }

Then R|X = { ( ), ( ) }

2. The Image of X under R

Let X = { 1, 3, 5, 7 }, and R = { (4, 1), (1, 5), (7, 3) (5, 7) }

Then,

R”X = { }