Question

1. Let A={1,2,4} and B = {2 3} and RC AXB where R
is the relation from A to B , So R1
A. {(1,2); (1, 3); (2,3} B. {(2,1); (3,1); (3,2)}
C. {(1,2); (1,3); (2,3)}

Please answer fast
I need correct answer
If not I will report it

Answer 1

Answer:

A={1,2,3,4,6}

R={(a,b):a,b∈A,b is exactly divisible by a}

(i) R={(1,1),(1,2),(1,3),(1,4),(1,6),(2,2),(2,4),(2,6),(3,3),(3,6),(4,4),(6,6)}

(ii) Domain of R={1,2,3,4,6}

(iii) Range of R={1,2,3,4,6}