defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Mathematics Relations and Functions Domain of a Relation
If A = {2, 4, 8, 16, 32}, B = {1, 2, 3, 4, 6} and R is a relation from A to B such that R = {(x, y) : x ∈ A, y ∈ B and y = log2 x} then find the number of elements in the domain of R?
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