Permutations and Combinations

Arrangements of items

Evaluate factorial expressions

Introduction to permutations

Continued permutations

Probabilities with permutations

Introduction to combinations

Continued combinations

Probabilities with combinations

What is pascal's triangle? (Investigation)

Mixed problems of permutations and combinations

Pascal's Triangle

Binomial expansions and coefficients

Further binomial expansions

Grade 12

Evaluate factorial expressions

Interactive practice questions

Evaluate $5!$5!

Easy

< 1min

Simplify $\frac{7!}{5!}$7!5!

Easy

< 1min

Find the value of $\frac{7!}{4!}$7!4!.

Easy

< 1min

Find the value of $\left(7-5\right)!$(7−5)!

Easy

< 1min

Outcomes

12D.A.2.1

Recognize the use of permutations and combinations as counting techniques with advantages over other counting techniques, distinguish between situations that involve the use of permutations and those that involve the use of combinations, and make connections between, and calculate, permutations and combinations

What is Mathspace

About Mathspace