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The number of surjections fromA = {1, 2, 3, ....,10}. ontoB = {a, b} is |
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Answer» Answer: The number of POSSIBLE surjection from A = {1,2,3,...n} to B = {1,2} (where n ≥ 2) is 62 , then n = Each element in A can be mapped ONTO any of two ELEMENTS of B Total possible functions are 2^n For the f^n's to be surjections , they shouldn't be mapped ... |
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