Question

The expression 3P2 represents the number of ways of:

Answer 1

`{}_3P_2=(3!)/((3-2)!)=6` is the number of ways of distinctly arranging two objects taken from a pool of three total objects.

For example, if I have three letters {A, B, C}, then there are only three distinct ways of arranging "words" that consist of only two letters:

AB BA
AC CA
BC CB

Answer 2

The answer on E2020 is C

Explanation:

arranging, in order, 2 items from a set of 3.