9 4 permutations
This presentation is the property of its rightful owner.
Sponsored Links
1 / 8

9-4 Permutations PowerPoint PPT Presentation


  • 78 Views
  • Uploaded on
  • Presentation posted in: General

9-4 Permutations. Fundamental counting principle Don’t forget it!!!. How many different cell phone can we make? They come in black, silver, and blue. They can be touch screen or not. They can have a full keypad or just a number pad. Permutation.

Download Presentation

9-4 Permutations

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


9 4 permutations

9-4 Permutations


Fundamental counting principle don t forget it

Fundamental counting principleDon’t forget it!!!

  • How many different cell phone can we make?

  • They come in black, silver, and blue.

  • They can be touch screen or not.

  • They can have a full keypad or just a number pad.


Permutation

Permutation

  • An arrangement, or listing, of objects in which order is important

  • Permutation… think: Position!

  • Examples?


How many different ways can you arrange 3 classes

How many different ways can you arrange 3 Classes?

  • Math, science, and Language arts.

  • The classes cannot repeat.

  • First: there are 3 possibilities for the first class, There are 2 choices that remain for the second class, and there is only one choice left for the last class, because the classes cannot repeat.

  • So….. 3*2*1= 6 total possibilities for the 3 classes to be arranged.


What about 4 classes add art

What about 4 classes, Add art?


Example

Example

  • How many different class schedules can we make?

  • Math, Science, SS, Language Arts, Reading

  • What is the probability that they will be in the order I typed them?


Example1

example

  • There are 30 people in a race. How many ways can 3 people come in 1st, 2nd, and 3rd?


Example2

Example

  • How may different 3 digit codes can we make if no digits can repeat?

  • What is the probability that the code is to punch in 1, 2, and then 3?


  • Login