1.

Let A={1,3,5,7} and B={2,4,6,8} be two sets and R be a relation from A to B defined by the phrase ′′(x,y)∈R:x<y′′, then the number of elements in the range of R is

Answer» Let A={1,3,5,7} and B={2,4,6,8} be two sets and R be a relation from A to B defined by the phrase ′′(x,y)R:x<y′′, then the number of elements in the range of R is


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