Question 10084 –
February 13, 2024Question 10090 –
February 13, 2024Question 10088 –
Let F be the set of one-to-one functions from the set {1,2,…,n} to the set {1,2,…,m}, where m≥n≥1.
(a) How many functions are members of F?
(b) How many functions f in F satisfy the property f(i) = 1 for some i, 1≤i≤n?
(c) How many functions f in F satisfy the property f(i) < f(j) for all 1≤i≤j≤n?
Correct Answer: A
Theory Explanation.
Subscribe
Login
0 Comments