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Summary
| Description |
English: The first four rows represent 4 choose 1, with the fifth element ("X") always chosen. The next 6 rows represent 4 choose 2 with the fifth element never chosen. The result is 10 unique ways to choose two objects from five objects. See Wikipedia:Pascal's rule#Combinatorial proof. |
| Date | |
| Source | Own work |
| Author | Guy vandegrift |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 07:06, 1 November 2021 | | 450 × 900 (120 KB) | Guy vandegrift | Uploaded own work with UploadWizard |
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