Stage 32 · Counting, Permutations, Combinations & the Binomial Theorem · 32.2All lessons →
Stage 32 · Counting, Permutations, Combinations & the Binomial Theorem

32.2 Permutations: When Order Counts Too

Understand counting where the selection is ordered, master the permutation formula and factorials, and learn to spot permutation problems that carry restrictions

6 knowledge points
Knowledge point pages
32.2.1 What a Permutation Is32.2.2 The Permutation Formula A(n,m)32.2.3 Factorials and Full Permutations32.2.4 Permutations with Restrictions (I)32.2.5 Permutations with Restrictions (II): Together and Apart32.2.6 Permutation Problems Combined
eastmath.com · 32.2 Permutations: When Order Counts Too