Question

4. Two different arrangements of objects where some of them are
identical are called
A distinguishable permutations C circular permutations
B. unique combinations
D. circular combinations​

Answer 1

answer

Two different arrangements of objects where some of them are identical are called Permutation. The number of permutation of n distinct object is n factorial, usually written as n! which means the product of all positive integers less than or equal to n.