.If there are 1024 relations from a set A={1,2,3,4,5} to a setB, then the number of elements in b is? pls it is urgent!

c

step-by-step explanation:

sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.