Home › CBSE Class 11 › mathematics › Relations & Functions — Cartesian Product, Relations, Domain/Range/Codomain, Functions and their Graphs › Let A = {x, y, z} and B = {1, 2}. The number of …
Let A = {x, y, z} and B = {1, 2}. The number of relations from A to B is:
A6
B8
C64
D12
Answer & Solution
Correct answer: C. 64
n(A) = 3, n(B) = 2. n(A × B) = 6. Number of relations = 2^6 = 64.
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