Given magnitudes w, x, y, z, Euclid defines w: x

2. Let C = D = {-3, –2, –1, 1, 2, 3} and define a relation S from C to D as follows: For all (x, y) e C x D, 1 (x, y) E S means that 1 is an integer. y a. Is 2 S 2? Is –1S – 1? Is (2, 2) e S? Is (2, –-2) e S? b. Write S as a set of ordered pairs.

6. Let A = {9, 11, 12, 14} and B = {1, 2, 3, 4} and define a relation R: A→ B as follows: For all (x, y) e A × B, (x, y) E R if and only if that x/y > 1. Find out following: R in the enumeration form а. b. Domain of R с. Co-domain of R