If , , the ratio of number of one-one functions to the number of strictly monotonic…

MATHEMATICS · Subjective · CBSE · Mathematics · Permutations and Combinations · Permutations and Combinations

Problem

A = \{1, 2, 3\}

B = \{1, 3, 5, 7, 9\}

, the ratio of number of one-one functions to the number of strictly monotonic functions is .....