6.7 bell work A2

What is the symbol for factorial

• =

• @

• !

• #

The factorial of n

• n x (n-1) x (n-2) x ... x 3 x 2 x 1

• 2x1

• 1+2+3+...+n

• 0

3! is

• 3

• 6

• 14

• 12

0! is

• undefined

• 1

• 0

• 100

Expand 4!

• 4+3+2+1

• 4^.3^.2^.1

• 4+5+6

• 4

What does ₁₀P₅ mean?

• Permutations with 5 choices and 10 positions
• Permutations with 10 choices and 5 positions
• Permutations with 5 numbers and 10 operations
• Permutations with 5 hot dogs and 10 drinks

Tags

CCSS.HSS.CP.B.9

How many outfits are possible with 5 pairs of jeans, 8 t-shirts, and 2 pairs of shoes?

• 15
• 40
• 80
• 10

Tags

CCSS.HSS.CP.B.9

It is an arrangement of a set of distinct object in which order is not important.

• Permutation

• Cyclic Permutation

• Combination

• Distinguishable Permutation

Tags

CCSS.HSS.CP.B.9

How would you solve?
From the 20 DVD's you purchased this past year, you plan to take five with you on vacation.  How many different sets of five DVD's can you take?

• Permutation
• Combination
• Factorial
• MPC

Tags

CCSS.HSS.CP.B.9

How confident are you at this topic?

• I could teach this

• I'm pretty good

• I need practice

• I need help (come to office hours =)