Exercise 12.
Consider sets \(A\) and \(B\) with \(|A| = 10\) and \(|B| = 17\text{.}\)
How many functions \(f: A \to B\) are there?
How many functions \(f: A \to B\) are injective?
Consider sets \(A\) and \(B\) with \(|A| = 10\) and \(|B| = 17\text{.}\)
How many functions \(f: A \to B\) are there?
How many functions \(f: A \to B\) are injective?